Marine Algae & Seaweeds

Marine Alga & Seaweed species

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115 species

Chaetomorpha valida (Chaetomorpha valida)

Chaetophora elegans (A colonial green alga)

Champia compressa

Champia compressa
Champia compressa
Champia compressa
Champia compressa

Champia parvula (Champia parvula)

Champia parvula

photo J M Huisman (from ALA)

Champia parvula

Champia viridis (Red Algae)

Chondria infestans (A red algae)

Chondria succulenta (A red algae)

Cladophora feredayi (A green algae)

Cladophora prolifera (A green algae)

Cladophora vagabunda (A green algae)

Cladosiphon filum (Cladosiphon filum)

Cladosiphon vermicularis (Cladosiphon vermicularis)

Cladostephus spongiosus (Cladostephus spongiosus)

Cladostephus spongiosus

Photo J M Huisman (from ALA)

Cladostephus spongiosus

Codium australicum (Codium australicum)

Codium fragile (Green sea fingers, dead man's fingers)

Codium fragile
Codium fragile
Codium fragile
Codium fragile
Codium fragile
Codium fragile

Codium harveyi (Codium harveyi)

Codium platyclados (Codium platyclados)

Codium spongiosum (A seaweed)

Codium spongiosum

photo J M Huisman (from ALA)

Codium spongiosum

Colpomenia peregrina (A brown seaweed)

Colpomenia peregrina

Photo J M Huisman (from ALA)

Colpomenia peregrina

Colpomenia sinuosa (A brown algae/seaweed)

Colpomenia sinuosa
Colpomenia sinuosa

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  • Local native (change?)
    * designates formal legal status
  • All invasiveness levels (change?)

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2,203,459 sightings of 20,917 species in 9,213 locations from 12,749 contributors
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