Seagrass

Definition of Seagrass: Members of marine seed plants that grow chiefly on sand or sand-mud bottom. They are most abundant in water less than 9 meter deep. The common types are: Eelgrass (Zostera), Turtle grass (Thallasia) and Manatee grass (Syringodium).. This is the common definition for Seagrass, other definitions can be discussed in the article

References

Journal of Experimental Marine Biology and Ecology

Volume 350, Issues 1-2, Pages 1-260 (9 November 2007)

The Biology and Ecology of Seagrasses

Edited by Brant W. Touchette

http://www.sciencedirect.com/science/journal/00220981