CHROMOPHYTA : Ralfsiales : Ralfsiaceae | BROWN ALGAE |
Description: Thallus small and encrusting often as specks or patches which may become confluent to several cms across. Firmly attached.
Habitat: Common. Epilithic and on shells and corallines in the lower littoral in shallow rock pools to 30 m.
Distribution: Widespread in the British Isles. Europe: Black Sea, Germany, Denmark, Baltic Sea, Sweden, Norway, Faroes and Iceland. Greenland. Atlantic coast of North America: Canada, Maine and New Hampshire. Further afield: Atlantic and Pacific South America, Alaska, Canada and California.
Similar Species: All other small brown encrusting algae are similar and require microscopic examination for determination.
Distribution Map from NBN: Petroderma maculiforme at National Biodiversity Network mapping facility, data for UK.
iNaturalist: Petroderma maculiforme at iNaturalist World Species Observations database.
WoRMS: Petroderma maculiforme at World Register of Marine Species. Accepted name: Petroderma maculiforme (Wollny) Kuckuck, 1897. AphiaID: 145478.
Classification: Biota; Chromista; Harosa; Heterokonta; Ochrophyta; Phaeophyceae; Fucophycidae; Ralfsiales; Ralfsiaceae; Petroderma
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Morton, O. & Picton, B.E. (2024). Petroderma maculiforme. (Wollny) Kuckuck. [In] Encyclopedia of Marine Life of Britain and Ireland. https://www2.habitas.org.uk/marbiop-ni/speciesaccounts.php?item=ZR1530. Accessed on 2024-07-07 |