appendix b final 2008 biological surveys of los angeles and long ...

5.0 Benthic and Epibenthic Invertebrates
Table 5.4-4. Mean and Total Abundance of Macroinvertebrate Species Collected in Day and Night Otter Trawls in the Ports of Los
Angeles and Long Beach, January through October, 2008.
Taxon LA1 LA2 LA3 LA4 LA5 LA6 LA7 LA10 LA14 LA15 LB1 LB2 LB3 LB4 LB5 LB6 LB7 LB12 LB14
Crangon nigromaculata 13.5 3.0 29.3 29.8 7.8 2.7 14.7 23.5 10.3 14.3 62.0 25.3 70.5 0.2 34.5 31.2 33.8 32.2 11.7 2702
Sicyonia ingentis 41.5 0.2 1.2 4.2 0.0 1.2 0.0 59.0 0.3 1.0 1.8 0.0 9.8 4.2 4.3 6.7 51.2 1.5 4.5 1155
Crangon nigricauda 9.8 0.0 0.2 1.3 1.8 1.8 0.8 4.2 11.5 66.8 1.0 0.5 6.2 4.3 6.5 1.5 6.3 2.5 34.3 969
Portunus xantusii 0.2 4.3 83.7 3.3 0.8 6.5 0.5 1.8 0.8 3.8 0.2 12.0 0.2 0.2 3.2 1.7 0.8 0.5 0.2 748
Heptacarpus spp. 22.7 0.2 0.5 0.7 0.7 30.7 1.8 6.2 0.3 0.2 2.8 0.3 3.2 0.3 5.5 1.0 3.7 1.2 6.8 532
Pyromaia tuberculata 0.5 0.2 0.3 1.7 3.3 5.0 0.3 1.2 6.5 3.8 0.0 1.2 2.3 2.7 0.5 0.3 5.3 1.2 3.0 236
Crangon alaskensis 0.0 0.2 0.0 0.0 1.3 12.2 0.0 0.8 5.3 3.2 0.0 0.0 1.3 0.7 0.7 0.5 0.0 3.7 6.2 216
Sicyonia penicillata 0.5 0.0 0.0 1.3 0.0 0.2 0.0 0.3 0.0 0.3 3.0 0.0 1.2 0.8 2.7 0.3 1.8 0.5 0.7 82
Heptacarpus stimpsoni 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.8 1.5 0.0 0.0 5.0 0.3 0.0 0.0 0.0 0.0 1.0 52
Penaeus californiensis 5.8 0.0 0.0 0.0 0.0 0.2 0.0 0.0 0.0 0.2 0.0 0.2 0.3 0.2 0.3 0.8 0.0 0.0 0.0 48
Styela spp. 0.2 0.0 0.0 1.3 0.0 0.8 0.0 0.0 3.5 0.2 0.0 0.0 0.0 1.2 0.0 0.0 0.0 0.7 0.0 47
Panulirus interruptus 0.0 0.2 0.3 0.0 0.0 0.2 0.7 0.0 0.0 0.0 4.3 1.2 0.0 0.0 0.2 0.0 0.2 0.0 0.0 43
Philine spp. 0.2 0.0 0.7 0.2 0.3 0.3 0.0 0.0 0.3 0.7 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.7 1.3 29
Callianassa californiensis 0.0 0.0 0.0 1.2 0.2 2.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 24
Navanax inermis 0.0 0.0 0.3 0.0 0.0 0.0 0.3 0.0 0.2 0.0 0.0 0.0 0.0 0.5 0.2 0.3 0.0 0.0 0.2 12
Oregonia gracilis 0.0 0.5 0.0 0.0 0.0 1.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 12
Metacarcinus anthonyi 0.0 0.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.2 0.0 0.0 0.0 0.2 0.2 0.0 8
Parastichopus parvimensis 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.7 0.0 0.0 0.3 0.3 8
Conus spp. 0.0 1.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7
Heptacarpus palpator 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 6
Ophiothrix spiculata 0.0 0.0 0.0 0.3 0.0 0.0 0.2 0.0 0.0 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6
Parastichopus californicus 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.5 0.2 0.0 0.0 0.2 0.0 5
Philine alba 0.7 0.0 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5
Siliqua spp. 0.0 0.0 0.0 0.3 0.2 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5
Triopha maculata 0.3 0.0 0.0 0.0 0.2 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5
Aplysia californica 0.0 0.2 0.0 0.0 0.0 0.3 0.0 0.0 0.0 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4
Caesia perpinguis 0.2 0.0 0.0 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.0 0.0 0.0 0.0 0.2 0.0 4
Eualus lineatus 0.0 0.0 0.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4
Total
Catch
5–24 2008 Biological Surveys of Los Angeles and Long Beach Harbors
April 2010