Pseudolithoderma nigrum

Habitat and range 3

Previously known as P. nigra. Found in the upper intertidal zone, often among Silvetia compressa zone from Shell Beach, CA (San Luis Obispo County) to Oaxaca, Mexico.

Morphology and identification 3

Very thin almost black crust.

Sources and Credits

  1. (c) intertidalecologist, all rights reserved, uploaded by intertidalecologist
  2. (c) cppmarinebotany2, all rights reserved
  3. (c) intertidalecologist, some rights reserved (CC BY-SA)

More Info

iNat Map

Common name Algae, Brown Algae
Region Channel Islands North, Channel Islands South, Government Point to Mexico, San Francisco to Government Point