Every other part of life would fade away thus causing an end to the human race.
Gill movement begins to decrease in the sea by the fish.
It would cause pollution to sea and the oil would poison fish and sea gulls.
Fish [&] sea food. . ! !Fish [&] sea food. . ! !
Sea stars are not fish so no, it is not.
Fish are ectothermic and sea squirt is not
All sea-horses are fish BUT not all fish are sea-horses.
Sea fish don't live in rivers because rivers don't have coral or any sea plants. The sea plants are vital for some fish. That and some of the sea fish are to big for rivers.
I assume you mean "A" sea slug. No, a sea slug is not a fish, but an echidnoderm.
The largest fish in the sea is the whale shark.
No, sea serpents are not fish. They are a type of snake
it is a fish
it is a fish