Seagrasses are one of the most productive plant communities on the planet and part of the base of the food chain in Florida's marine environment.
(Seagrasses; are; one of the most productive plant communities on the planet and part of the base of the food chain in Florida's marine environment)
Seagrasses
are
one of the most productive plant communities on the planet and part of the base of the food chain in Florida's marine environment