Benthic Survey Results
Site Phylum Class Order Family Scientific Name Weight(g) Quantity Avg Weight(g)
SS4-A Annelida Polychaeta Scolecida Capitellidae Mediomastus californiensis 0.0783 1 0.0783
  Arthropoda Malacostraca Decapoda Ocypodidae Ocypode spp. 1.248 1 1.248
  Echinodermata Ophiuroidea Ophiurida Ophiactidae Ophiactis savignyi 0.3536 4 0.0884
  Mollusca Bivalvia Veneroida Mactridae Mactra veneriformis 0.437 1 0.437
SS4-B - - - - - - - -
SS4-C Mollusca Bivalvia Veneroida Mactridae Mactra veneriformis 3.4513 1 3.4513
SS4-D Annelida Polychaeta Scolecida Capitellidae Mediomastus californiensis 0.0735 5 0.0147
  Annelida Polychaeta Scolecida Maldanidae Praxillela spp. 0.0671 1 0.0671
SS4-E Annelida Polychaeta Scolecida Capitellidae Mediomastus californiensis 0.0693 3 0.0231
  Annelida Polychaeta Scolecida Maldanidae Praxillela spp. 0.0598 5 0.012
  Annelida Polychaeta Aciculata Nephtyidae Aglaophamus inermis 0.0887 1 0.0887
  Annelida Polychaeta Eunicida Lumbrineridae Lumbrineris spp. 0.088 2 0.044
SS4-F Annelida Polychaeta Aciculata Goniadidae Goniada spp. 0.0603 1 0.0603
SS4-G Mollusca Bivalvia Veneroida Mactridae Mactra veneriformis 6.0128 1 6.0128
SS4-H Annelida Polychaeta Eunicida Lumbrineridae Lumbrineris spp. 0.2216 2 0.1108
  Annelida Polychaeta Scolecida Maldanidae Praxillela spp. 0.0638 1 0.0638
  Arthropoda Malacostraca Stomatopoda Squillidae Squilloides laptosquilla 0.9556 1 0.9556
Sediment Size Distribution
Parameter   Station SS4
Size Spectrum (Percentage of sand/silt/clay) Size Spectrum (>2000mm), % <0.1~3.6
Size Spectrum (63-2000mm), % 17~18
Size Spectrum (<63mm), % 78~83