Green Rope

Acrosiphonia mertensii

Color: Green
Shape: Rope-like
Texture: Furry
Size: Up to 10”+
Zone: Intertidal 
Range: Alaska to California

Description: This seaweed grows attached to rocks or other seaweed and drapes down like ropes. The ropes are made up of tangled filaments and look like dread-locks. 


Distinctive characteristics: 

Collection notes: 

Phylum: Chlorophyta (Green Algae)
Previous names: Conferva coalita, Spongomorpha coalita, Codiolum petrocelidis
Similar species: There are many similar species that are only distinguishable with a microscope, including Acrosiphonia coalita and Acrosiphonia spinescens.

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