Cladophora rupestris

Cladophora rupestris

Cladophora rupestris is a species of green algae in the family Cladophoraceae.
Cladophora rupestris *Tentative ID based on overall appearance, location, and its presence on A. nodosum*

This weed was growing on Ascophyllum nodosum.

Habitat: Low tide zone Chlorophyta,Cladophora,Cladophora rupestris,Geotagged,Spring,United States,algae,green algae,seaweed

Appearance

Thallus dark green (sometimes bluish), stiff, entwined, to 200 mm in length, composed of profusely, irregularly branched filaments apparent to the unaided eye. Attached by a rhizoidal holdfast. Persists throughout the year.

Habitat

Grows on rock and in pools from mid-tide downwards, often growing under Fucus vesiculosus or Ascophyllum nodosum

References:

Some text fragments are auto parsed from Wikipedia.

https://www.seaweed.ie/descriptions/Cladophora_rupestris.php
Taxonomy
KingdomPlantae
DivisionChlorophyta
ClassUlvophyceae
OrderCladophorales
FamilyCladophoraceae
GenusCladophora
SpeciesCladophora rupestris