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

5.0 Benthic and Epibenthic Invertebrates
Table 5.3-5. Total Abundance of Dominant Benthic Infauna Species in Los Angeles and Long
Beach Harbors, 2008.
Taxon
Code
Species/Taxon
Total
Abundance
%
of Total
M Theora lubrica** 1,443 10.4
C Nebalia pugettensis-complex* 803 5.8
P Cossura sp. A 665 4.8
P Streblosoma sp. B 577 4.2
P Monticellina siblina* 465 3.4
C Amphideutopus oculatus 427 3.1
C Scleroplax granulata 378 2.7
P Pista agassizi 370 2.7
P Pseudopolydora paucibranchiata* 350 2.5
P Pista wui 345 2.5
C Euphilomedes carcarodonta 320 2.3
C Corophium heteroceratum** 297 2.1
C Neotrypaea gigas 270 2.0
C Eochelidium sp. A** 255 1.8
P Euchone limnicola 250 1.8
P Spiophanes berkeleyorum 232 1.7
C Listriella goleta 222 1.6
P Paramage scutata 210 1.5
P Leitoscoloplos pugettensis 187 1.4
P Aphelochaeta petersenae 185 1.3
P Spiophanes duplex* 170 1.2
M Mactrotoma californica 167 1.2
C Caecognathia crenulatifrons 135 1.0
C Nuculana taphria 133 1.0
M Paraprionospio alata 132 1.0
P Scoletoma sp. A* 128 0.9
P Laonice cirrata 110 0.8
P Cossura candida* 108 0.8
O Tubulanus polymorphus 107 0.8
C Amphiodia urtica 88 0.6
P Chaetozone corona 82 0.6
C Ampelisca cristata microdentata 82 0.6
P Glycera americana 80 0.6
P Sigambra tentaculata 78 0.6
P Petaloclymene pacifica 77 0.6
M Gadila aberrans 77 0.6
Total represented by dominant species 10,004 72.4
Total abundance all species 10,772 100
Total number of unique species 258
** Non-indigenous, * Cryptogenic (origin unknown)
5–16 2008 Biological Surveys of Los Angeles and Long Beach Harbors
April 2010