Biometric assessment of deep-sea vent megabenthic communities using multi-resolution 3D image reconstructions
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- 作者：Blair Thorntona ; b ; B.Thornton@soton.ac.uk" class="auth_mail" title="E-mail the corresponding author ; Adrian Bodenmanna ; Oscar Pizarroc ; Stefan B. Williamsc ; Ariell Friedmand ; Ryota Nakajimae ; f ; 1 ; Ken Takaif ; Kaori Motokif ; g ; Tomo-o Watsujif ; Hisako Hirayamaf ; Yohei Matsuih ; Hiromi Watanabee ; Tamaki Urai
- 关键词：Vent-ecology ; Ecological mapping ; Visual survey ; 3D reconstruction ; Underwater vehicle
- 刊名：Deep Sea Research Part I: Oceanographic Research Papers
- 出版年：2016
- 出版时间：October 2016
- 年：2016
- 卷：116
- 期：Complete
- 页码：200-219
- 全文大小：21989 K
文摘
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A method to map megabenthos distribution over multi-hectare regions is described.
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Habitat maps (>100,000 ind., 6 species) of the Iheya N. vent field are generated.
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Cross-species spatial models are used to estimate biomass of a 2.5 ha region.
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Post-drilling hydrothermal discharges influence the distribution of megabenthos.
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Megabenthic biomasses in the drilled areas are within naturally occurring levels.