standardization of environmental data and information - International ...

information outlined in section 5.5.2 below for the CCFZ. However, data
from the Indian Ocean component of WOCE, begun in 1994, are expected
to be widely available soon and will greatly help to augment our general
understanding of the central Indian Ocean environment.
DOMES A DOMES B DOMES C Total
No. % No. % No. % No. %
Macrofaunal and megafaunal taxa
Polychaeta 189 38.6 239 46.4 542 38.2 970 40.1
Tanaidacea 121 24.7 77 15.0 274 19.3 472 19.5
Isopoda 57 11.6 30 5.8 197 13.9 284 11.7
Bivalvia 40 8.2 73 14.2 90 6.4 203 8.4
Gastropoda 13 2.7 25 4.9 23 1.6 61 2.5
Ectoprocta 25 5.1 8 1.6 97 6.8 130 5.4
Porifera 4 0.8 16 3.1 55 3.9 74 3.1
Hydrozoa 3 0.6 2 0.4 3 0.2 8 0.3
Stephanoscyphus 1 0.2 10 1.9 2 0.1 13 0.5
Actiniaria 3 0.6 - - 15 1.1 18 0.7
Brachiopoda 10 2.0 9 1.7 31 2.2 50 2.1
Hemichordata - - 1 0.2 1 0.1 2 0.1
Sipunculoidea 3 0.6 4 0.8 14 1.0 22 0.9
Echiuroidea - - - - 3 0.2 3 0.1
Ophiuroidea 9 1.8 - - 10 0.7 19 0.8
Echinoidea - - 3 0.6 1 0.1 4 0.2
Crinoidea 1 0.2 - - 7 0.5 8 0.3
Holothuroidea 1 0.2 - - 2 0.1 3 0.1
Aplacophora 2 0.4 2 0.4 2 0.1 6 0.2
Polyplacophora 1 0.2 - - 5 0.4 6 0.2
Monoplacophora 1 0.2 - - - - 1 -
Scaphopoda 1 0.2 - - 1 0.1 2 0.1
Oligochaeta - - - - 8 0.6 8 0.3
Pycnogonida - - - - 3 0.2 3 0.1
Cumacea - - 4 0.8 3 0.2 7 0.3
Amphipoda 2 0.4 5 1.0 14 1.0 21 0.9
Cirripedia - - - - 3 0.2 3 0.1
Ascidacea 3 1 7 1.4 7 0.5 17 0.7
Unknown - - - - 4 0.3 4 0.2
Total 490 99.9 515 100.2 1417 100.0 2422 99.9
Total per core 22 25 37
Meiofaunal taxa
Nematoda 1116 87.3 1486 87 709 69.1 3311 82.5
Ostracoda 77 6 82 4.8 226 22.0 385 9.6
Copepoda 84 6.6 138 8.1 81 7.9 303 7.5
Acarina - - 2 0.1 8 0.8 10 0.2
Turbellaria 2 0.2 - - 1 0.1 3 0.1
Kinorhyncha - - 1 0.1 1 0.1 2 -
Total 1279 100.1 1709 100.1 1026 100 4014
Total per core 58 85 27 99.9
Table 5
CCFZ benthic fauna.
INTERNATIONAL SEABED AUTHORITY 124