Question

what is filamentous?what does it mean by filamentous algae or fungi?

Answer 1

Filamentous algae are single algaecells that form long visible chains, threads, or filaments. 

hope this helps you out!

Answer 2

$\huge{\bold{\red{Heya!!!}}}$

$\bold{\blue{Here\:is\:your\: answer\: }}$

Filamentous algae are single algaecells that form long visible chains, threads, or filaments. These filaments intertwine forming a mat that resembles wet wool. Filamentous algae starts growing along the bottom in shallow water or attached to structures in the water (like rocks or other aquatic plants).