How to Start Fish Farming on a Small Scale
One of the fastest-growing areas of animal food production is Fish farming. The demand for seafood is increasing and the sustainable and efficient way to meet the demand is by raising fish. The more you breed more fish, the more the pressure on wild fish populations reduces. knowing how to start fish farming is essential.
Currently, there are different kinds of fish that humans and other animals feed on. Those fish are tilapia, tuna, carp, salmon, , etc. Many individuals see fish farming as a practice that damages ecosystems, introduces diseases, and causes animal suffering due to overcrowded and stressful conditions.
However, starting a small-scale fish farming operation can be a prosperous and rewarding venture. It permits greater control over production costs and yields. No matter how lucrative fish farming can be, without proper information and implementation, you will not find fish farming very rewarding.
In this article, we reveal some premium steps on how you can start fish farming on a small scale, how lucrative fish farming is, the benefits of fish farming, and other related topics.
If you are a seasoned farmer or a novice looking to enter the industry, this guide is for you. It will provide you with the necessary information to get started. If you find this post interesting, join us as we unveil the better approach to fish farming on a small scale to avoid huge losses.
Is Fish Farming lucrative?
Yes, fish farming can be a lucrative business, especially when managed efficiently and effectively. The profit or gain in fish farming depends on factors like the size of the farm, market demand, and the type of fish growth cycle, among others. If you can manage your fish farm, it can yield between 5 and 10 percent return on investment.
However, to successfully run fish farming, just like other business enterprises, you must keep an accurate record, possess good management abilities, and have sufficient capital available for investment in the enterprise. Ensure that you keep the costs low, especially feed costs, which make up 70% of the total variable costs of fish production in farms.
What is Fish Farming?
Fish farming, otherwise known as pisciculture, is a form of aquaculture that involves the practices of commercial breeding of fish under controlled conditions. Fish farming can be done in freshwater or saltwater environments, using various methods such as pond culture, cage culture, or recirculating aquaculture systems (RAS).
Fish farming is done by getting a fish pond or cage where fish can stay. Pond culture involves the use of earthen ponds to grow fish, while cage culture involves the use of floating cages in open water bodies.
The process of fish farming begins with the selection of suitable fish species based on their growth rate, feed requirements, and market demand. The selected species are then stocked into the farm at a specific density to ensure optimal growth and survival. The farm environment is carefully managed to provide the necessary conditions for fish growth, such as water temperature, oxygen level, and pH.
One of the key challenges in fish farming is ensuring the health and welfare of the fish. This involves providing them with high-quality feed that meets their nutritional needs, as well as monitoring their health and treating any diseases that may arise. Fish farmers also need to manage waste and effluent from the farm to prevent environmental pollution and protect local ecosystems.
Fish farming has several environmental benefits. It decreases pressure on wild fish populations by providing an alternative source of seafood, and it allows for greater control over fish health and welfare. Fish farming also has lower carbon footprints than wild catch fisheries due to shorter transportation distances and reduced bycatch.
However, there are also environmental concerns associated with fish farming, such as the use of antibiotics and chemicals in fish feed and water treatment, as well as the potential for escapes of farmed fish into wild populations. Fish farmers must therefore ensure that they are operating in an environmentally responsible manner and adhering to strict regulatory standards.
In addition to environmental considerations, fish farming also has economic benefits for local communities. It provides employment opportunities in rural areas where traditional industries may be declining, and it can contribute to local economic development through the creation of new businesses and infrastructure.
Why Fish Farming?
The benefits of starting small-scale fish farming can never be overemphasized.
Below are reasons you should go into fish farming.
- Fish farming is the production of a consistent and reliable food source. Whether for personal consumption or commercial purposes, fish farming provides a steady supply of fish, reducing the reliance on wild fish stocks and helping to meet the growing global demand for seafood.
- Fish farming also offers environmental benefits. Unlike traditional fishing, which can lead to overfishing and habitat destruction, aquaculture can be managed in a way that minimizes its impact on the surrounding ecosystem. By controlling factors such as water quality, feed, and stocking density, fish farmers can ensure that their operations are environmentally responsible.
- Fish farming provides a valuable source of protein and other essential nutrients. Fish is a healthy alternative to other animal protein sources, and by farming fish, individuals and communities can improve their access to this important dietary component. This is particularly significant in regions where access to fresh fish is limited, either due to geographical location or economic factors.
- Fish farming is a profitable venture for individuals and communities, providing a source of income and employment. In addition to direct sales of fish, fish farming can also create opportunities in related industries, such as feed production, equipment manufacturing, and transportation.
- Fish farming can help to alleviate pressure on wild fish stocks. By providing an alternative source of fish, aquaculture can reduce the need for fishing in sensitive or overexploited areas. This can contribute to the conservation of wild fish populations and their habitats, supporting the long-term sustainability of marine and freshwater ecosystems.
    Types of Fish Farming
Fish farming, also known as aquaculture, encompasses various types of production systems and cultural practices. The types of fish farming can be distinguished based on investment, fish density per unit area, and product destination.
Below are the seven (7) most common types of fish farming include:
- Cage System
- Open Net Pen System
- Irrigation Ditch or Pond Systems
- Integrated Recycling System
- Classic Fry Farming
- Aquaponics
- Raceway Systems
1.    Cage System
This method involves raising fish in cages in natural waters, such as rivers, lakes, near the coast, or offshore. Cage systems can be further divided into floating cages, which are anchored in open waters, and bottom-mounted cages, which are placed directly on the bottom of the body of water.
2.    Open Net Pen System
Fish are farmed in open net pens in marine waters for species such as salmon and trout, or in freshwater for species such as tilapia and trout. This system allows for a more natural environment for the fish while still providing containment.
3.    Irrigation Ditch or Pond Systems
This type of fish farming is done in earthen ponds, ditch, or canal systems with clay-based soils that can easily be diked to make enclosures. These systems are commonly used for the farming of catfish in the southern United States.
4.    Integrated Recycling System
Closed-containment farming methods use a barrier to control the exchange between farms and the natural environment. This significantly reduces pollution, fish escapes, and negative wildlife interactions. Recirculating aquaculture systems (RAS) are a type of closed system that recycles water within the enclosure, reducing the need for fresh water and minimizing discharges.
5.    Classic Fry Farming
This practice involves the cultivation of fish fry in controlled environments such as fish tanks or artificial enclosures like fish ponds. This method is often used for the farming of catfish in the southern United States.
6.    Aquaponics
This is a soilless farming system that combines aquaculture and hydroponics. In aquaponics, fish are raised in tanks within a greenhouse, and their waste is used to fertilize plants in nearby beds. The plants help filter the water for the fish, creating a closed loop that reduces water usage and energy inputs.
7.    Raceway Systems
This type of fish farming involves raising fish in long, narrow channels or raceways, often made of concrete or stainless steel. Raceway systems are typically used for the large-scale farming of fish and can be either land-based or floating.
How to Start Snail Farming at Home
Factors to Consider when Starting Fish Farming on a small scale
Starting a small-scale fish farming business can be a rewarding venture, but it requires careful planning and consideration of various factors to ensure success.
Those eight (8) factors include: —————————–,
Market Research and Target Market
- Skills and Knowledge
- Cost Estimation
- Legal and Regulatory Requirements
- Access to Resources
- Species Selection
- Site Selection
- Marketing and Sales
1.    Market Research and Target Market
Before starting a fish farming business, it is essential to conduct thorough research on local fish market demands and current trends. Understanding the target market and potential customers for the specific types of fish being raised is crucial. This will help you determine the most profitable fish species to farm and tailor your production to meet market demands.
2.    Skills and Knowledge
The second factor to consider when starting fish farming on a small scale is your skills and knowledge. Acquiring appropriate skills and knowledge in fish farming is important for the success of your business. It is advisable to learn about modern methods for managing risks and testing the water before beginning fish farming in terms of both chemicals and bacteria. There are government-run farms that offer training programs, and you can also learn from professional farmers to acquire the necessary skills for a successful fish farming business.
3.    Cost Estimation
Starting fish farming on a small scale without doing cost estimation could be very disadvantageous. However, developing a comprehensive cost estimation and budget plan is crucial to ensure sufficient funds for the project. This should include the cost of land, capital expenditures for fish stock, pond construction, labor, production, and harvesting. It is important to make a realistic financial plan to avoid running out of funds during the project
4.    Legal and Regulatory Requirements
Before starting a fish farming business, it is important to understand all the legal and regulatory requirements that need to be fulfilled. This may include obtaining permits, adhering to environmental regulations, and complying with fish farming standards and practices. Ensuring compliance with the relevant laws and regulations will help you avoid potential legal issues in the future
5.    Access to Resources
Ensuring easy access to the pond for feeding and harvesting is essential for the smooth operation of your fish farm. It is also important to form good deals with reliable suppliers for fish eggs, fish feed, and fingerlings. Additionally, the availability of a steady water supply and accessibility and availability of manpower are other key factors to be taken into consideration.
6.    Species Selection
Choosing the right species of fish to farm is critical for the success of your fish farming business. This should be based on factors such as market demand, environmental suitability, and the availability of resources. It is important to carefully research and select fish species that are well-suited to your local climate and market demands.
7.    Site Selection
Selecting a suitable site for the fish farm is crucial for the success of your business. Factors to consider when choosing a site include water quality, soil suitability, land elevation, tidal characteristics, and proximity to markets. The site should also have good water supply quality and accessibility for feeding and harvesting
8.    Marketing and Sales
Developing a marketing strategy and establishing reliable sales channels for the fish products is important for the success of your fish farming business. This may involve exploring alternative marketing methods, forming partnerships with fish processing units, and identifying potential customers for your fish products. It is important to have a clear marketing plan to ensure the successful sale of your fish products.
Some other costs to consider when starting a fish farming business include:
- Construction costs.
- Fish stock and fish feed.
- Labor costs.
- Insurance costs.
- Technology implementation and maintenance.
What are the Instruments to Start Fish Farming?
Starting a fish farming business requires a variety of equipment and supplies to ensure a successful and profitable venture.
Some of the essential equipment and supplies needed for a fish farm include:
No. | Fish Farming Instruments | Uses |
|
Water tanks or ponds | These are used to house the fish and maintain water quality. |
|
Nets | Nets are used for catching and transporting fish. |
|
Pumps | Pumps are required to circulate water and maintain proper water flow. |
|
Aerators | Aerators help maintain water quality by providing oxygen to the fish. |
|
Filtration systems | Filtration systems help maintain water clarity and quality. |
|
Automatic feeders | Automatic feeders ensure consistent feeding and prevent overfeeding |
|
Monitoring devices | Monitoring devices help track water quality and fish health |
How Much Does It Take to Start Fish Farming on a small scale?
The cost of starting a small-scale fish farming business ranges from N120,000 to N4 million or more, depending on the size of the operation and the type of fish being cultivated. For example, a budget of N120,000 should cover the construction of ponds, while a budget of N20,000 should be made for fingerlings.
On the other hand, to meet all the basic requirements to start a small-scale fish farm, this can cost between N500,000 and N4 million, depending on the land cost. It’s important to conduct thorough research, create a business plan, and consider the specific market demand and trends in your area before starting fish farming on a small scale.
What are the Most Profitable Fish Species to Farm in Nigeria?
Arguably, catfish is the most farmed fish species in Nigeria and is highly popular due to its fast growth rate and high demand.
Other profitable fish species to farm in Nigeria include the following:
- Tilapia
- Salmon
- Carp
- Mackerel
The choice of fish species to farm depends on factors such as market demand, availability of fingerlings, and environmental conditions.
How to Start Fish Farming on a Small Scale
Starting small-scale fish farming can be a profitable venture if done correctly. To ease the process, below are the accurate precept-by-precept steps to start fish farming on a small scale:
- Conduct Research and Training
- Develop a Business Plan
- Register your Business
- Choose a Suitable Location
- Construct Fish Ponds or Tanks
- Obtain Fingerlings or Juveniles
- Manage Water Quality
- Determine the species of fish you want to breed
- Disease Management
- Harvesting and Marketing
1.    Conduct Research and Training
Before starting a fish farm, it’s essential to conduct thorough research and seek training in fish farming. This will help you understand the requirements, best practices, and potential challenges of the business.
2.    Develop a Business Plan
A well-thought-out business plan is crucial for the success of your fish farming venture. It should outline your goals, target market, marketing strategy, and financial projections. This plan will guide you through the various stages of your business.
You can get loans and other financial support from investors as well as the government with a well-documented company plan. When drafting a business plan for fish farming, the following details must be included:
- Executive Summary
- Market Research and Strategy
- Location
- Goals and Objectives
- Products and Services
- Financial Projection
- Size of the fish farming
3.    Register your business
Registering your firm is the next step after creating the business plan. You can take advantage of all the benefits specifically designed for registered enterprises by registering your firm and becoming one of Nigeria’s recognized business owners.
The organization in charge of business registration in Nigeria, the Corporate Affairs Commission (CAC), is where you must register.
4.    Choose a Suitable Location
The location of your fish farm is critical. You can choose to set up the farm on your land or lease a suitable space. The chosen location should have access to clean water and be easily accessible.
5.    Construct Fish Ponds or Tanks
Depending on the available space and resources, you can choose to construct fish ponds or tanks. Ponds are more suitable for larger-scale operations, while tanks are ideal for small-scale or backyard fish farming.
6.    Obtain Fingerlings or Juveniles
Once the fish ponds or tanks are ready, you will need to obtain fingerlings or juveniles to stock your farm. It’s essential to source healthy and disease-free fingerlings from reputable hatcheries or suppliers.
7.    Manage Water Quality
Proper management of water quality is crucial for the health and growth of your fish. You will need to monitor and maintain the water temperature, pH levels, oxygen levels, and cleanliness of the water.
Feeding and Nutrition: Providing the right feed and nutrition to your fish is essential for their growth and development. You can choose from a variety of commercial fish feeds or formulate your feed using locally available ingredients.
8.    Determine the species of fish you want to breed
Fish come from many different species all around the world. Given Nigeria’s weather and environment, none of the species are suited for cultivation. For this reason, catfish are the most widely employed fish in this industry.
There are other species of catfish as well, so you may need to speak with an expert to find out which one will do best in your setting.
9.    Select the Right Fish Feed
The successfully farm fish and get outstanding production, you have to select nutritious feeds for your fish. You need to select the kind of feed that is good for your fish species.
You can also prefer the low-cost plant residue or conventional or unconventional animal by-products in fish feed.
Below are the three means of food for your fish.
- Natural fish feed. This is a natural feed. You can find it naturally in the pond. This kind of fish feed includes worms, snails, aquatic plants, worms, insects, detritus, bacteria, plankton, worms, snails, and fish.
- Supplementary Fish Feed. The next means of food is the supplementary fish feed. It usually includes cheap materials locally available such as kitchen wastes, terrestrial plants, or agricultural by-products.
- Complete Feed. This feed is carefully made. They are processed with nutritious ingredients and nutrients. Only professionals who know how to mic those chemicals can do it perfectly.
10. Disease Management
Fish are susceptible to various diseases, so it’s important to implement disease prevention and management strategies. This may include regular health checks, vaccination, and quarantine measures.
11. Harvesting and Marketing
Once your fish are ready for harvest, you can sell them to local markets, restaurants, or directly to consumers. Developing a marketing strategy and building a network of buyers is essential for the success of your fish farming business.
What can I Feed my Fish with?
When it comes to feeding fish, it’s essential to provide a balanced diet to keep them healthy. The type of food you choose will depend on the species of fish you have.
For example, goldfish love chopped vegetables such as peas and spinach, while tropical fish can be fed frozen fish, crumbled boiled egg yolk, lettuce, water fleas, or brine shrimps, depending on the species.
It’s also crucial to supplement fish food flakes with other foods for balanced nutrition and to adjust the quantity of food according to the size and quantity of fish in your tank.
There are various types of fish food available in the market, including:
- Flakes
- Pellets
- Bloodworms
- Frozen fish food
These can be found in pet stores such as Petco and PetSmart. Additionally, online stores like Brine Shrimp Direct and Chewy also offer a wide range of fish food options
The Challenges, risks, and solutions to starting fish farming on a small scale
Starting fish farming on a small scale can be a rewarding venture, but it comes with its own set of challenges. Some of the major challenges include poor farming methods, lack of technical capabilities, high cost of fish feeds, inadequate financing, inadequate storage and processing facilities, poor quality of brood stock, fish pests and diseases, flooding, and market failures.
However, these challenges are surmountable, and several solutions can help small-scale fish farmers overcome them.
Challenges
Some of the major challenges of starting fish farming on a small scale in Nigeria include:
- Poor farming methods
- Lack of technical capabilities
- High cost of fish feeds
- Inadequate financing
- Inadequate storage and processing facilities
- Poor quality of broodstock
- Fish pests and diseases
- Flooding
- Market failures
Solutions
There are several solutions to these challenges that can help small-scale fish farmers to succeed.
Some of the solutions include:
- Access to financing
- Quality bloodstock
- Proper housing methods
- Fish health management and biosecurity
- Diversification of income sources
- Training and capacity building
- Market access and linkages
- Value addition and processing
- Insurance and risk management
- Research and development
 Fish diseases and treatment
Freshwater fish can be affected by various diseases, which can be caused by factors such as stress, poor water quality, overcrowding, and failure to quarantine infected fish.
Below are some common fish diseases and their treatments include:
- Anchor Worms.
- Piscinoodinium (Oodinium).
- Wasting Disease, Skinny Disease, Bloating, White Stringy Poop, and Other Internal Parasites.
- Fungal Infections, Cottony Growths, and Grayish-White Patches.
- columnaris
- Fin Rot.
1.    Anchor Worms
These are small crustaceans that burrow into the fish’s skin and enter the muscles, causing damage that can become infected. Treatment methods include physically removing the parasite, cleaning the wound with an antiseptic like iodine, and bathing freshwater fish in a seawater bath (35ppt) for about 5 minutes.
2.    Piscinoodinium (Oodinium)
This parasite affects both freshwater and saltwater fish, causing damage to the skin and gills. Treatment options include chloroquine for ornamental fish (not for food fish) and formalin, copper sulfate, potassium permanganate, or salt for ambiphyra and apiosoma.
3.    Wasting Disease, Skinny Disease, Bloating, White Stringy Poop, and Other Internal Parasites
Treatment for these conditions includes broad-spectrum medications for bacterial, fungal, and parasitic infections, such as Maracyn, Ich-X, and ParaCleanse.
4.    Fungal Infections, Cottony Growths, and Grayish-White Patches
Treatment for these infections includes antifungal medications like levamisole, metronidazole, or praziquantel, which can be used as food soaks.
5.    Columnaris
A common bacterial infection that presents as mold-like lesions on the fish. Treatment involves medication, and the tank should undergo a complete cleaning to prevent re-infection
.6.    Fin Rot
A common bacterial infection characterized by frayed and white fin edges. Antibiotics and a complete tank cleanout should remedy this situation.
7.    Ich
White spots or bloody red streaks are typical symptoms of Ich, a skin infection that can be fatal to stressed fish. Medication must be supplied for 10-14 days to ensure that all of the parasites and carrier cysts are destroyed.
How to Sell Your Fish?
As a fish farmer, you can sell your fish physically or online. To sell fish physically, you can consider setting up a physical business location and obtaining the necessary licenses and permits. You may also explore selling to local pet stores or wholesalers.
Additionally, you can sell fish online by ensuring that you meet the legal requirements, such as obtaining an animal activities license and adhering to distance selling regulations. It’s important to prioritize the welfare of the fish and consider selling through reputable platforms such as eBay, Light Fish,
Craigslist, Facebook Groups, Reddit’s r/Aquaswap, Aquabid, etc. Building a strong online presence through social media and dedicated websites can also help you reach potential customers
If you are interested in breeding fish for profit, you can explore various strategies such as selling to local fish clubs, pet stores, or online platforms. Building a good reputation and finding the right market for your fish are key factors in successfully selling your fish.
When selling a fish and seafood market business, it is crucial to ensure that all necessary legal and financial documentation is properly prepared.
How do we raise Fish on a Small Scale?
Raising fish on a small scale can be a rewarding and profitable venture.
Acquire a small piece of land: This is the first step in starting a fish farming business. The land will be used to set up the fish farm.
Choose the right fish species: In Nigeria, the most common fish species for farming are catfish and tilapia. These species are well-suited to the Nigerian environment.
Set up the fish farm: Depending on the available space and resources, you can set up the fish farm using tanks, ponds, or other suitable structures
Stock the farm with fingerlings: Purchase fingerlings from a reliable source and stock your farm. The cost of setting up a small-scale fish farm in Nigeria is approximately ₦4,000,000 (Four Million Naira)
Feed and care for the fish: Provide proper nutrition and good water quality for the fish. Monitor the water quality regularly and make adjustments as needed
Harvest the fish: Once the fish have reached the desired size, harvest them for sale or personal consumption
Market the fish: Identify potential customers such as local markets, restaurants, hotels, and grocery stores, and sell your fish to them and it can be export.
How to Make Money from Fish Farming
Do you need a lucrative business to venture into? Try starting fish farming on a small scale. There are many ways you can make money from fish farming.
One of the most popular options is breeding tilapia or other types of fish. Tilapia, in particular, is a hardy and fast-growing species that can be easily raised in small ponds or tanks. By breeding and selling these fish, you can generate a steady income.
Another way to make money from fish farming is by understanding your fish market or buyers. Research the demand for different types of fish in your area and tailor your production accordingly. This will help you sell your fish at a higher price and reduce the risk of overproduction.
Private fishing lakes are another potential source of income for small-scale fish farmers. By creating a fishing experience for people, you can charge an entry fee and sell fishing equipment such as rods, reels, and bait. This can be a great way to generate additional revenue from your fish farm.
Keeping accurate records of production is crucial for any fish farmer, regardless of scale. This will help you track your costs, monitor your profits, and identify areas where you can improve efficiency or reduce expenses. By feeding your fish adequately, you can also ensure that they grow quickly and reach market size more quickly, which will result in higher profits.
Additionally, understanding that the market is the ultimate determinant of profit. This means that you should research the demand for different types of fish in your area and adjust your production accordingly. By focusing on the most profitable species, you can ensure that you are making the most of your resources and generating a healthy return on investment.
Another key factor in making money from fish farming is selling your fish at a competitive price. This can be challenging, as prices can vary widely depending on factors such as size, quality, and demand. However, by staying informed about market trends and adjusting your prices accordingly, you can ensure that you are getting a fair price for your fish.
Making good decisions for your fish farm is also crucial for success. This includes choosing the right species to breed, selecting appropriate equipment and technology, and managing your resources effectively. By making informed decisions at every stage of the process, you can minimize costs and maximize profits.
Finally, adopting good management practices is essential for timely harvest. This means monitoring water quality, feeding your fish properly, and ensuring that they are growing at an appropriate rate. By harvesting your fish at the right time, you can ensure that they are at their peak quality and fetch the best possible price on the market.
Fish Products
Fish products are consumed all over the world as a source of high-quality protein, with over one billion people relying on fish as their primary source of animal protein. Fish and other aquatic organisms are also processed into various food and non-food products, including fish sauce, isinglass, and tatami iwashi.
In addition to being consumed as food, fish make great pets and are easier and less expensive to feed and care for than other pets. Proper environments are required for fish, which will require the purchase of fish aquarium accessories like a fish tank filter and fish cleaning supplies.
Live, fresh, or chilled fish is often the most preferred and highly-priced form of fish and represents the largest share of fish for direct human consumption, followed by frozen, prepared preserved, and cured fish. Freezing represents the main method of processing fish for human consumption.
Frequently Asked Questions
Q1. What species of fish are best for small-scale farming?
A1: Tilapia, catfish, and trout are among the best species for fish farming.
Q2: What equipment do I need to get started?
A2: To start a small-scale fish farm, you will need a pond or tank, a pump and filter system, aeration equipment, netting to keep predators out, and feeding equipment.
Q3. How do I manage the water quality in my pond or tank?
A3: Maintaining proper water quality is crucial for the health of your fish. You can do this by regularly testing the water for pH, temperature, dissolved oxygen, and ammonia levels. Use a pond or tank de-chlorinator to remove chlorine from tap water before adding it to your system.
Q4: How often should I feed my fish?
A4: The feeding schedule will depend on the species of fish you are raising and their growth stage. Generally, you should feed your fish once or twice a day, providing enough food for them to consume within 5-10 minutes. Overfeeding can lead to water pollution and disease.
Final Words on How to Start Fish Farming on a Small Scale
Starting a fish farming business requires a significant investment in both equipment and operational costs. It also requires careful planning and consideration of various factors such as species selection, equipment requirements, water quality management, feeding practices, and marketing strategies. The cost of starting a fish farm varies depending on the size of the operation and the equipment needed.
In this article, we have written a comprehensive guide on how to start fish farming on a small scale, types of fish farming, why fish farming, fish feed, and many others. You must read them carefully and adapt to the instructions.
Good luck as you commence your fish farming business on a small scale.