5288 27th St. DFO Comp Reef Species List.xls

BALANCED

ENVIRONMENTAL

Table 1 - Observed Species List

27th Reef October 21, 2010

Common Name Scientific Name Range Abundance*
Upper Lower
Barnacles
Acorn Balanus glandula Common
Brown Alga
Seersucker Costaria costata Sparse
Sugar Wrack Kelp Laminaria saccharina Sparse
Bull Kelp Nereocystis luetkeana Abundant
Crabs
Red Rock Cancer productus Sparse
Fish
Black-eyed Goby Coryphopterus nicholsi Rare
Green Alga
Sea Lettuce Ulva fenestrata Abundant
Red Alga
Arches Red Seaweed Fryeella gardneri Common
Bladed Unidentified Species** Abundant
Purple Laver Porphyra sp. Sparse
Network Red Polyneura latissima Rare
Rainbow Mazzaella splendens Rare
Red Filamentous Polysiphonia sp. Few
Thin Dulse Palmaria mollis Abundant
Turkish Washcloth Mastocarpus papillatus Common
Sea Cucumbers
California Parastichopus californicus Sparse
Sea Stars
Ochre Pisaster ochraceus Abundant
Mottled Evasterias troschelii Sparse
Sunflower Pycnopodia helianthoides Abundant
Abundance Catergory Algae and Attached Organisms (% Coverage) Mobile Organisms (Counts per Site) Bivalves (Counts per sq. m.)
Rare <5% 1 <1
Sparse 5-25% 2-4 1
Few 26-50% 5-10 2-3
Common 51-75% 11-30 4-9
Abundant >75% >30 >10

Range elevations measured in metres chart datum.

* Where observed conditions are suitable for growth. **Microscopic examination of the specimen is required for identification.