Benthic Communities at Horns Rev Before, During and After Con
Benthic Communities at Horns Rev Before, During and After Con
Benthic Communities at Horns Rev Before, During and After Con
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Doc. No. 2572-03-005 rev. 4<br />
2004<br />
Spring<br />
PORIFERA Halichondria panicea<br />
HYDROZOA Tubularia indivisa<br />
Campanulariidae indet.<br />
ANTHOZOA Alcyonium digit<strong>at</strong>um<br />
Actiniaria indet.<br />
NEMERTINI Nemertini indet.<br />
POLYCHAETA Phyllodoce groenl<strong>and</strong>ica<br />
Eulalia viridis<br />
Syllidae indet.<br />
Polydora cili<strong>at</strong>a<br />
Capitella capit<strong>at</strong>a<br />
Pom<strong>at</strong>oceros triqueter<br />
CRUSTACEA Verruca stroemia<br />
Balanus cren<strong>at</strong>us<br />
Corystes cassivelaunus<br />
Cancer pagurus<br />
Jassa marmor<strong>at</strong>a<br />
Caprella linearis<br />
GASTROPODA Rissoidae indet.<br />
Crepidula fornic<strong>at</strong>a<br />
Nudibranchia indet.<br />
Onchidoris muric<strong>at</strong>a<br />
Polycera quadriline<strong>at</strong>a<br />
Aeolidia papillosa<br />
BIVALVIA Mytilus edulis<br />
Goodallia triangularis<br />
Hi<strong>at</strong>ella arctica<br />
BRYOZOA Electra pilosa<br />
Alcyonidium sp.<br />
ECHINODERMATA Asterias rubens<br />
Total<br />
A 0.5 NNE<br />
g/m² Kol Sum %<br />
Transect<br />
Found<strong>at</strong>ions, horizontal<br />
B 02 NNE<br />
g/m² Kol Sum %<br />
C 05 NNE<br />
g/m² Kol Sum %<br />
D 05 SSW<br />
g/m² Kol Sum %<br />
. . .009 .0% .181 .1% . .<br />
.712 .5% .001 .0% . . .089 .0%<br />
.026 .0% .010 .0% .016 .0% .020 .0%<br />
. . .496 .2% .244 .1% . .<br />
12.831 9.7% 40.262 15.9% 80.245 38.6% 21.714 9.0%<br />
.034 .0% .024 .0% .067 .0% .031 .0%<br />
.011 .0% .140 .1% .140 .1% .128 .1%<br />
.002 .0% . . .001 .0% . .<br />
. . .001 .0% .007 .0% . .<br />
. . .003 .0% . . . .<br />
.001 .0% .009 .0% . . . .<br />
.173 .1% .081 .0% .461 .2% .374 .2%<br />
. . . . .013 .0% .012 .0%<br />
.008 .0% .015 .0% .424 .2% .009 .0%<br />
. . .002 .0% .003 .0% . .<br />
. . . . . . .013 .0%<br />
87.032 66.0% 159.154 63.0% 70.668 34.0% 155.237 64.5%<br />
8.311 6.3% 4.268 1.7% 1.564 .8% 1.690 .7%<br />
.025 .0% .143 .1% .145 .1% .016 .0%<br />
.001 .0% 1.124 .4% 3.448 1.7% 5.776 2.4%<br />
.054 .0% . . .024 .0% .068 .0%<br />
.119 .1% .003 .0% .003 .0% . .<br />
.006 .0% .199 .1% .263 .1% .069 .0%<br />
.004 .0% .105 .0% .113 .1% .032 .0%<br />
.111 .1% .479 .2% .243 .1% .085 .0%<br />
.002 .0% . . . . . .<br />
. . . . .032 .0% .018 .0%<br />
1.813 1.4% 2.376 .9% 1.541 .7% 1.331 .6%<br />
.027 .0% .070 .0% . . . .<br />
20.539 15.6% 43.715 17.3% 48.022 23.1% 54.067 22.5%<br />
131.840 100.0% 252.688 100.0% 207.868 100.0% 240.779 100.0%<br />
Autumn<br />
PORIFERA Porifera indet.<br />
HYDROZOA Tubularia indivisa<br />
Campanulariidae indet.<br />
Sertularia cupressina<br />
ANTHOZOA Alcyonium digit<strong>at</strong>um<br />
Actiniaria indet.<br />
NEMERTINI Nemertini indet.<br />
NEMATODA Nem<strong>at</strong>oda indet.<br />
POLYCHAETA Phyllodoce groenl<strong>and</strong>ica<br />
Eulalia viridis<br />
Nereis pelagica<br />
Polydora cili<strong>at</strong>a<br />
Cirr<strong>at</strong>ulidae indet.<br />
Terebellidae indet.<br />
Lanice conchilega<br />
Sabellaria sp.<br />
Pom<strong>at</strong>oceros triqueter<br />
CRUSTACEA Verruca stroemia<br />
Balanus cren<strong>at</strong>us<br />
Cancer pagurus<br />
Liocarcinus depur<strong>at</strong>or<br />
Jassa marmor<strong>at</strong>a<br />
Caprella linearis<br />
GASTROPODA Rissoidae indet.<br />
Crepidula fornic<strong>at</strong>a<br />
Hinia pygmaea<br />
Nudibranchia indet.<br />
Onchidoris muric<strong>at</strong>a<br />
Polycera quadriline<strong>at</strong>a<br />
Aeolidia papillosa<br />
BIVALVIA Mytilus edulis<br />
Angulus tenuis<br />
Moerella pygmaea<br />
Hi<strong>at</strong>ella arctica<br />
BRYOZOA Bryozoa indet.<br />
Electra pilosa<br />
Alcyonidium sp.<br />
ECHINODERMATA Asterias rubens<br />
Ophiura albida<br />
Strongylocentrotus<br />
droebachiensis<br />
Total<br />
A 0.5 NNE<br />
g/m² Kol Sum %<br />
Transect<br />
Found<strong>at</strong>ions, horizontal<br />
B 02 NNE<br />
g/m² Kol Sum %<br />
C 05 NNE<br />
g/m² Kol Sum %<br />
D 05 SSW<br />
g/m² Kol Sum %<br />
. . . . . . .044 .0%<br />
1.313 .5% .227 .1% .859 .4% .101 .0%<br />
.013 .0% .048 .0% .111 .1% .010 .0%<br />
.009 .0% . . . . .232 .1%<br />
11.878 4.8% 2.880 1.0% 7.471 3.5% 5.708 1.7%<br />
19.497 7.9% 34.011 11.9% 70.886 33.1% 9.443 2.8%<br />
. . . . . . .006 .0%<br />
.009 .0% .005 .0% .005 .0% .005 .0%<br />
.063 .0% .018 .0% .130 .1% .061 .0%<br />
.060 .0% .011 .0% .069 .0% .123 .0%<br />
. . . . . . .021 .0%<br />
. . . . . . .001 .0%<br />
. . .000 .0% . . . .<br />
. . . . . . .025 .0%<br />
. . . . .009 .0% . .<br />
. . . . .005 .0% . .<br />
.539 .2% .689 .2% .922 .4% .484 .1%<br />
.063 .0% .059 .0% .344 .2% .343 .1%<br />
2.626 1.1% .093 .0% .444 .2% .525 .2%<br />
2.767 1.1% 2.348 .8% 2.053 1.0% 2.137 .6%<br />
.045 .0% . . . . . .<br />
150.580 61.2% 181.910 63.8% 79.928 37.3% 258.346 76.0%<br />
3.384 1.4% 1.746 .6% 2.574 1.2% 10.324 3.0%<br />
.058 .0% .085 .0% .047 .0% .172 .1%<br />
8.577 3.5% 20.774 7.3% 16.432 7.7% 5.670 1.7%<br />
.010 .0% .012 .0% .055 .0% .042 .0%<br />
.077 .0% . . . . .115 .0%<br />
.005 .0% . . .002 .0% .006 .0%<br />
.094 .0% . . .020 .0% .085 .0%<br />
.161 .1% .039 .0% .276 .1% . .<br />
.332 .1% .590 .2% .144 .1% .184 .1%<br />
.001 .0% .001 .0% .000 .0% .003 .0%<br />
.009 .0% . . . . . .<br />
. . .003 .0% . . . .<br />
. . . . .065 .0% . .<br />
2.549 1.0% .658 .2% 1.308 .6% 3.656 1.1%<br />
.037 .0% .082 .0% .096 .0% . .<br />
41.289 16.8% 38.867 13.6% 29.984 14.0% 42.226 12.4%<br />
.007 .0% .011 .0% .015 .0% .023 .0%<br />
.025 .0% .002 .0% .065 .0% . .<br />
246.076 100.0% 285.169 100.0% 214.317 100.0% 340.120 100.0%<br />
<strong>Horns</strong> <strong>Rev</strong>. <strong>Benthic</strong> communities Page 123<br />
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