Many fish eat plants in the water; due to there being a variety of plants and fish, and some of them being herbivores, their diets can vary and plant matter and/or algae is a part of their diet.
Water plants
Some fish eat water plants. Manatees, or sea cows, also eat water plants. Humans also eat some sea plants.
Carnivore=Eats only meat Herbivore=Eats only plants Omnivore=Eats plants and meat
They eat pond plants like pondweed
it eats the plants in the desert to eat, and to get water from.
Water horsetails are plants so just like any other they grow from nutrients from soil and from the sun. What eats water horsetail though, is a different story;
algae, decaying plants in the water
herbivore eats plants and carnivore eats meat. omnivore eats both plants and meat.
no body eats air plants
anything that eats plants i guess
Herbivore
turtle.