Since phytoplankton is lives at the bottom of the ocean, any species that lives near the top of the water would have the least amount of access to its nutrition.
deep sea floor
Marine
Phytoplankton (microalgae), seaweeds (macroalgae) and chemoautotrophic bacteria in order of declining importance.
Kelp and Algie are 2 producers in the Marine Biome
The Spriggina's Habitat is in the shallow, sandy, Marine habitat
Marine
choanoflagellates are sessile marine and in freshwater habitat.
Producers
Euplectelea is categorized as Porifera in the Phylum Animalia. Most of the Porifera organisms have a marine habitat except a few. Hence EUPLECTELEA`s habitat is marine.
marine water
Producers that are found in the coral reef are zooxanthellae, sponges, seaweed, corraline algae, marine worms, marine algae, plankton, phytoplankton.
When people put salt on the leech the leech dies and the marine leech will survive in the marine habitat.
fish