What Keeps A Fish Upright?

What Keeps A Fish Upright? A: Many bony fish, like the fancy goldfish found in ornamental ponds, have an organ called a swim bladder. This gas-filled sack has two main purposes: It helps the fish control its buoyancy and remain at a particular depth without having to waste energy on swimming, and it keeps the

What Specialized Adaptations Do Fish Have For Their Aquatic Lifestyle?

What Specialized Adaptations Do Fish Have For Their Aquatic Lifestyle? Fish have gills that allow them to “breathe” oxygen in water. Fish have a stream-lined body. Most fish have several fins for swimming. Fish have a system of muscles for movement. Most fish have a swim bladder. What adaptations do fish have for living in

How Do Fish In Freshwater Maintain Osmotic Homeostasis?

How Do Fish In Freshwater Maintain Osmotic Homeostasis? An example is freshwater fish. The gills actively uptake salt from the environment by the use of mitochondria-rich cells. Water will diffuse into the fish, so it excretes a very hypotonic (dilute) urine to expel all the excess water. How do salt water fish maintain homeostasis? To