Fish can get scars from worms like tapeworms and anchor worms. Sticklebacks often create scar tissue as part of their immune response. Other fish may experience infections with little scarring. Chronic infections can cause superficial scars and affect growth. Y-shaped scars are typical signs of certain worm-related damage. The presence of worms in fish significantly … Read more

Fish cannot reach the ocean’s deepest parts. Most fish live no deeper than 8,200 meters due to extreme pressure conditions. Deep-sea fish have special adaptations, such as chemical survival mechanisms, which help them handle high pressure and low oxygen levels in the twilight zone below the epipelagic zone. One crucial adaptation is their unique body … Read more

Fish can get worms, such as Anisakid roundworms, herring worms, and Lernaea (anchor worm). These parasites live in marine and freshwater fish, including salmon and trout. While worms may seem unappealing, properly cooked fish is safe to eat. Regular checks help fish owners manage worm infestations effectively. Health risks associated with eating infected fish can … Read more

Yes, fish can get trapped in ice when lakes freeze. This entrapment can occur if cracks form. Some fish, like the golden carp, slow down their metabolism to survive winter. However, if the ice fully covers a lake, fish generally do not survive long. They may also migrate to deeper, warmer waters to escape the … Read more

Yes, fish can get hypothermia because they are cold-blooded. Their metabolism slows when water temperatures drop, which affects their energy efficiency and immune system. Some species enter a torpor state to survive. Sudden cold can harm their health, particularly koi fish in ponds, with 4°C being the recommended minimum temperature. To survive in frigid waters, … Read more

Fish at the bottom of the ocean mainly depend on detritus, like dead plankton and waste, falling from the sunlight-lit surface waters. They also gain energy from chemosynthesis near hydrothermal vents, where chemical reactions happen. This supports diverse marine life, including forage fish and promotes overall biodiversity in deep ocean environments. Additionally, scavenging plays a … Read more

Fish fry can eat the organisms on driftwood, including biofilm and microorganisms. This biofilm serves as an important nutrient source, supporting growth for young fish. The bacteria and tiny organisms present are harmless and beneficial, contributing to a healthy aquarium alongside aquatic plants and shrimp. The microorganisms in biofilm are rich in proteins and fats. … Read more

You can fly with live fish on commercial flights. The TSA allows live fish in carry-on luggage if they are in water and a clear, spill-proof container for inspection. Frozen fish can be transported with dry ice. Always check your airline’s policies before traveling to ensure compliance. When preparing to transport your fish, use a … Read more

Fish cannot fly in space, but they can swim in microgravity. They have lived on the International Space Station and the Tiangong space station. NASA studies show that zebrafish struggle with orientation because of low buoyancy. These studies help us learn about motion sickness and fish survival in space. Researchers have studied various fish species … Read more

Yes, you can fly with live fish on planes. TSA regulations require you to place them in a clear, spill-proof container. They will be inspected by TSA. Check your airline’s specific policies beforehand. Make sure to care for your fish during the flight to ensure their well-being. Next, check the airline’s policy on fish transportation. … Read more