Avalon Quarry

photo banner of different intertidal species

Avalon Quarry Biodiversity Survey findings

Avalon Quarry is located in the Southern Channel Islands, on Santa Catalina Island, California. This site is located in an Area of Special Biological Significance (Santa Catalina Island – Subarea Four, Binnacle Rock to Jewfish Point ASBS). This moderately sloping site consists of moderately uneven terrain, containing few cracks and folds.

closeup of research site

Avalon Quarry is dominated by natural boulder fields, and the area surrounding the site is comprised of boulder fields. The primary coastal orientation of this site is east/northeast.

closeup of research site

Biodiversity Surveys were done in 2010 and 2013. The Biodiversity Survey grid encompasses one section that is approximately 20 meters (along shore) x 10 meters (seaward). For more information see the Biodiversity Survey findings at this site.

For more information about Avalon Quarry, please contact Pete Raimondi (raimondi@ucsc.edu).

Last modified: Aug 05, 2025