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Titel |
Seamount physiography and biology in the north-east Atlantic and Mediterranean Sea |
VerfasserIn |
T. Morato, K. Ø. Kvile, G. H. Taranto, F. Tempera, B. E. Narayanaswamy, D. Hebbeln, G. M. Menezes, C. Wienberg, R. S. Santos, T. J. Pitcher |
Medientyp |
Artikel
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Sprache |
Englisch
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ISSN |
1726-4170
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Digitales Dokument |
URL |
Erschienen |
In: Biogeosciences ; 10, no. 5 ; Nr. 10, no. 5 (2013-05-06), S.3039-3054 |
Datensatznummer |
250018236
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Publikation (Nr.) |
copernicus.org/bg-10-3039-2013.pdf |
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Zusammenfassung |
This work aims at characterising the seamount physiography and biology in
the OSPAR Convention limits (north-east Atlantic Ocean) and Mediterranean
Sea. We first inferred potential abundance, location and morphological
characteristics of seamounts, and secondly, summarized the existing
biological, geological and oceanographic in situ research, identifying examples of
well-studied seamounts. Our study showed that the seamount population in the
OSPAR area (north-east Atlantic) and in the Mediterranean Sea is large with
around 557 and 101 seamount-like features, respectively. Similarly,
seamounts occupy large areas of about 616 000 km2 in the OSPAR region
and of about 89 500 km2 in the Mediterranean Sea. The presence of
seamounts in the north-east Atlantic has been known since the late 19th
century, but overall knowledge regarding seamount ecology and geology is
still relatively poor. Only 37 seamounts in the OSPAR area (3.5% of all
seamounts in the region), 22 in the Mediterranean Sea (9.2% of all
seamounts in the region) and 25 in the north-east Atlantic south of the
OSPAR area have in situ information. Seamounts mapped in both areas are in general very
heterogeneous, showing diverse geophysical characteristics. These
differences will likely affect the biological diversity and production of
resident and associated organisms. |
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