Well, producers are most often plants, because they are the main source of energy, because they use photosynthesis to use the sun's energy. The producer in a marine biome would often be...
Algae, Kelp, Seaweed, Sea grass etc........
i really don't know but i wish i could help you?
Kelp and Algie are 2 producers in the Marine Biome
The marine biome is the ocean biome so technically all the biomes are near the marine