Question

What are benthic algae

Answer 1

Answer:

from the seashore down to 20 to 40 m depth, depending on the clarity of the ocean. Below that level, insufficient sunlight hampers their growth. Where the bottom is sandy or muddy the benthic algae cannot attach themselves as they have no roots.

Answer 2

Answer:

Benthic algae or kelp usually cover hard bottoms from the seashore down to 20 to 40 m depth, depending on the clarity of the ocean.

Explanation:

plz plz plz plz plz mark me as brainliest