Benthic Survey Results
Site Phylum Class Order Family Scientific Name Weight (g) Quantity Average weight (g)
4A Annelida Polychaeta Scolecida Maldanidae Praxillela spp 0.0036 2 0.0018
  Annelida Polychaeta Solecida Opheliidae Ophelina grandis 0.0151 3 0.0050
  Mollusca  Bivalvia Veneroida Veneridae Lioconcha castrensis 0.3085 1 0.3085
4B Annelida Polychaeta Scolecida Paraonidae Paradoneis spp 0.0216 2 0.0108
  Annelida Polychaeta Phyllodocida Nereididae  Tylorrhynchus heterochaetus  0.0164 1 0.0164
4C Annelida Polychaeta Aciculata Eunicidae Eunice indica 0.0110 2 0.0055
  Annelida Polychaeta Scolecida Paraonidae Paradoneis spp 0.0072 2 0.0036
4D Annelida Polychaeta Phyllodocida Glyceridae Glycera onomichiensis 0.0717 2 0.0359
  Annelida Polychaeta Aciculata Sigalionidae Leanira japonica 0.0351 1 0.0351
  Annelida Polychaeta Scolecida Paraonidae Paradoneis spp 0.0101 4 0.0025
  Annelida Polychaeta Solecida Cossuridae Cossurella spp 0.0428 3 0.0143
  Annelida Polychaeta Phyllodocida Nereididae  Tylorrhynchus heterochaetus  0.0462 7 0.0066
  Annelida Polychaeta Orbiniida Orbiniidae Scoloplos armiger 0.0051 2 0.0026
  Annelida Polychaeta Scolecida Maldanidae Praxillela spp 0.0112 3 0.0037
  Annelida Polychaeta Canalipalpata Serpulidae Hydroides elegans 0.0122 1 0.0122
4E Annelida Polychaeta Scolecida Paraonidae Paradoneis spp 0.0010 1 0.0010
  Annelida Polychaeta Scolecida Maldanidae Praxillela spp 0.0047 1 0.0047
  Annelida Polychaeta Phyllodocida Nereididae  Tylorrhynchus heterochaetus  0.0039 1 0.0039
  Annelida Polychaeta Phyllodocida Glyceridae Glycera onomichiensis 0.0030 1 0.0030
4F Annelida Polychaeta Canalipalpata Serpulidae Hydroides elegans 0.0105 1 0.0105
  Annelida Polychaeta Scolecida Maldanidae Praxillela spp 0.0052 1 0.0052
4G Annelida Polychaeta Phyllodocida Glyceridae Glycera onomichiensis 0.0147 1 0.0147
  Annelida Polychaeta Phyllodocida Nereididae  Tylorrhynchus heterochaetus  0.0145 1 0.0145
  Annelida Polychaeta Scolecida Maldanidae Praxillela spp 0.0113 2 0.0057
  Arthropoda Malacostraca Decapoda Mictyridae Mictyris longicarpus 0.4510 1 0.4510
4H Annelida Polychaeta Scolecida Paraonidae Paradoneis spp 0.0067 2 0.0034
  Annelida Polychaeta Scolecida Maldanidae Praxillela spp 0.0198 3 0.0066
  Annelida Polychaeta Aciculata Nephtyidae Aglaophamus inermis 0.0268 1 0.0268
  Annelida Polychaeta Aciculata Onuphidae Diopatra spp 0.1478 1 0.1478
Jan-12
Sediment Size Distribution Range
Parameter   Station 4
Size Spectrum (Percentage of sand/silt/clay) Size Spectrum (>2000mm), % 2.9~3.2
Size Spectrum (63-2000mm), % 13~14
Size Spectrum (<63mm), % 83~85