Sea urchins are primarily considered herbivores and occupy a primary consumer position in the trophic level. They feed on algae and other plant materials, playing a crucial role in controlling algal populations in marine ecosystems. Additionally, they can be preyed upon by various predators, such as sea otters and certain fish, placing them in the food web as both consumers and prey.
In the kelp forest, sea otters are secondary consumers that hunt sea urchins as prey.
second level
No. Sea urchins live in the sea.
More sea urchins.
The classification of a Sea Urchin is Echinoidea
there are excatly 3million purple sea urchins
sea urchins eat kelp.
Echinoderms.
in the sea
No. Sea urchins are primary consumers and only eat sea weed, algae and kelp.
Scavengers are on every trophic level
Yes, sea urchins are herbivores because they mainly feed on algae.