搜索页_+Hydroacoustics

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马克思主义、列宁主义、毛泽东思想、邓小平理论(1)

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在“自然资源管理”中，命中：6条，耗时：小于0.01 秒

1.A moving target—incorporating knowledge of the spatial ecology of fish into the assessment and management of freshwater fish populations

作者：Steven J. Cooke ; Eduardo G. Martins…

关键词：Habitat use ; Movement ecology ; Behavior ; Fisheries ; Telemetry ; Hydroacoustics ; Sampling strategy ; Trophic ecology

刊名：Environmental Monitoring and Assessment

出版者：Springer Netherlands

年：2016

2.Fish density increases from the upper to lower parts of the Pearl River Delta, China, and is influenced by tide, chlorophyll-a, water transparency, and water depth

作者：Lei Zhou ; Lei Zeng ; Donghua Fu ; Peng Xu ; Shuang Zeng ; Qindong Tang…

关键词：Spatial distribution ; Tidal differences ; Hydroacoustics ; Fish density ; Environmental variables ; Pearl River Delta

刊名：Aquatic Ecology

出版者：Springer Netherlands

年：2016

3.Variation in the density and species composition of fishes associated with three petroleum platforms using dual beam hydroacoustics

作者：Stanley ; David R. ; Wilson ; Charles A.

关键词：Hydroacoustics ; Artificial reef ; Gulf of Mexico ; Louisiana ; Fish assemblage

刊名：Fisheries Research

年：2000

4.Hydroacoustical parameters of fish in reservoirs with contrasting levels of eutrophication

作者：Godlewska ; Malgorzata ; Swierzowski ; Andrzej

关键词：Hydroacoustics ; Eutrophication ; Fish stocks ; Reservoirs ; Water quality

刊名：Aquatic Living Resources

年：2003

5.Spatial overlap and distribution of anchovies (Anchoa spp.) and copepods in a shallow stratified estuary

作者：Taylor ; J. Christopher ; Rand ; Peter S.

关键词：Hydroacoustics ; Estuary-dependent ; Spatial structure ; Hypoxia ; Zooplankton ; Anchoa

刊名：Aquatic Living Resources

年：2003

6.Fixed-location riverine hydroacoustics as a method of enumerating migrating adult Pacific salmon: comparison of split-beam acoustics vs. visual counting

作者：Enzenhofer ; Hermann J. ; Olsen ; Norm ; Mulligan ; Timothy J.

关键词：Anadromous species ; stock assessment ; split-beam sonar ; Oncorhynchus nerka ; Oncorhynchus gorbuscha ; Canada (British Columbia) ; poissons anadromes ; estimations des stocks ; acoustique ; Oncorhynchus nerka ; Oncorhynchus gorbuscha

刊名：Aquatic Living Resources

年：1998

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