What are examples of aquatic herbivores?

Answer:
Dugongs and manatees are aquatic mammals that eat sea grass. Green sea turtles are mostly herbivorous, and primarily eat sea grass. Galapagos iguanas are also semi aquatic herbivores, but they eat algae that grows on rocks just offshore.
First answer by TexAlex94. Last edit by TexAlex94. Contributor trust: 63 [recommend contributor recommended]. Question popularity: 0 [recommend question].