There are many species of sea urchin but all sea urchins belong to the class Echinoidea.
Eucheuma
That's complicated because there are many types of seagrass. The basic 3 species are -
Halophila ovata
Halophila minor
Halophila ovalis
There are several other species located in different parts of the world but these are the 3 most "generic", in answer to the question
Seaweed is an algae, and the scientific name for it is...Cholorophyta. {don't know how to pronounce it!} Sry!
Green seaweed = Green algae.
In general It could be classified as a embryophyte
scientific name of seagrass scientific name of seagrass
polysiphonia
Eucheuma denticulatam
lato
Eucheuma
Caulerpa lentillifera
Hippophae rhamnoides
Fucus distichus is the scientific name for Brown Seaweed.
Codium edule SilvaNot sure if that's the right answer, but this is the scientific name for Seaweed
people
Yes!
Seaweed is a broad colloquial term that refers to multiple types of algae.
The trophic pyramid of seaweed would include seaweed as a producer in the area at the base of the pyramid. The seaweed is followed by grazing creatures that eat seaweed and are then eaten by predators.
kelp, seaweed.....
Seaweed such as kelp.