They do all the things that are necessary in life. They are born, eat, breath, excrete, grow, mature, breed, decline and die.
A pond
Fish suit their environment because they can breath under water by extracting oxygen through their gills.
No, the fish in Antarctica adapt to the environment's temperature.
Fish adapt by swimming really fast
the environment in which the fish lives
To maintain a healthy environment for fish in a fish bowl with water, it is important to regularly clean the bowl and change the water, provide proper filtration and aeration, monitor water temperature and quality, and feed the fish appropriately. Additionally, avoid overfeeding and overcrowding the fish bowl to ensure a healthy environment for the fish.
No, they are part of the environment. They mainly eat fish, so they compete with other fish-eating animals.
The fish!
Many of the Cichlid type fish will destroy any plants in their environment but the vast majority of fish prefer a natural environment with living plants
Animals (fish) live in the ocean, which makes it an environment.
The size of fish may depend on its environment. A fish that lives in a fish bowl can not grow to the same size as a fish that lives in a lake.
A fish ladder is a structure which allows fish to move past an obstacle such as a dam. Without fish ladders, fish would be stuck downstream of the obstacle, and this could potentially have a negative impact on the breeding cycles and lifestyle of the fish. So, It protects the fish in the environment, and helps animals that eat fish.