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Aquatics, GOODS, Ornamental Fishes, Wet Goods
Angel Fish
Freshwater Angelfish are a popular type of aquarium fish known for their distinctive shape and colours. They are native to South America’s tropical rivers and are typically found in slow-moving, vegetated waters. Angelfish are generally peaceful, but can become territorial, especially during breeding season. They are omnivores and enjoy a varied diet including live foods like bloodworms and brine shrimp.
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Aquatics, GOODS, Ornamental Fishes, Wet Goods
KNIFE FISH
Knife fish are a diverse group of ray-finned fish characterized by their laterally flattened, knife-like body shape. They are known for their unique swimming style, using undulations of a long anal fin to move both forward and backward. Many knife fish species can also generate weak electric fields for navigation, prey detection, and communication. They are primarily found in freshwater environments, with some species inhabiting South America, Africa, India, and Southeast Asia
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Aquaculture, Dry Goods, GOODS
ULTRAVIOLET (UV) LIGHT
UV light is primarily used to disinfect water, eliminating bacteria, viruses, and pathogens. In Aquaculture, it is critical for maintaining water quality in fish farms, aquaponics systems, and RAS Aquaculture, ensuring clean water without the need for chemicals or additives.
Ultraviolet (UV) disinfection is a crucial tool in fish farming for maintaining water quality and controlling disease outbreaks by neutralizing harmful microorganisms. UV light, particularly UV-C, effectively inactivates bacteria, viruses, and other pathogens by damaging their DNA and RNA, preventing them from replicating and causing harm to the fish.
Here’s a more detailed explanation:
How UV Disinfection Works:
- Inactivation of Microorganisms:
UV light, especially UV-C (wavelengths around 254 nm), is absorbed by the DNA and RNA of microorganisms. This absorption disrupts the DNA’s structure, preventing replication and reducing the likelihood of disease outbreaks.
- Non-chemical Disinfection:
UV disinfection is a chemical-free process, making it environmentally friendly and minimizing potential harm to the fish or the water ecosystem.
- Improved Water Quality:
By removing harmful microorganisms, UV treatment enhances water clarity and reduces the risk of disease transmission, leading to healthier fish and higher survival rates.
- Application in Fish Farming:
UV systems are commonly used in various stages of fish farming, including:
- Hatcheries:Disinfecting water for egg incubation and raising juvenile fish.
- Recirculating Systems:Eliminating pathogens in water before it’s recirculated back into the tanks.
- Intake Water:Treating incoming water to prevent the introduction of pathogens into the aquaculture system.
- UV Systems:
UV systems typically consist of a UV lamp (usually low-pressure mercury arc lamps) and a reactor chamber where the water is exposed to the UV light. The UV lamp emits UV radiation that inactivate the microorganisms present in the water.
- UV Dose:
The effectiveness of UV disinfection depends on the UV dose, which is the amount of UV energy delivered to the water. This is influenced by factors such as UV lamp intensity, water flow rate, and water clarity.
- Benefits:
UV disinfection helps to:
- Reduce disease outbreaks.
- Improve fish health and growth.
- Reduce mortality rates.
- Increase profitability for aquaculture operations.
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Aquatics, GOODS, Ornamental Fishes, Wet Goods
ROPE FISH
The Reed Fish, also known as the Rope Fish, is an elongated, eel-like fish native to West and Central Africa. They are characterized by their rope-like appearance, small dorsal fin spines, and absence of ventral fins. These fish are air-breathing and can be found in slow-flowing rivers and swamps, often among reeds.
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