Data from: Size-based hydroacoustic measures of within-season fish abundance in a boreal freshwater ecosystem

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关键词：

hydroacoustics fisheries limnology freshwater ecosystems ecology abundance

DOI：

doi:10.5061/dryad.nt18c

摘要：

Eleven sequential size-based hydroacoustic surveys conducted with a 200 kHz split-beam transducer during the summers of 2011 and 2012 were use

Data from: Multi-scale temporal patterns in fish presence in a high-velocity tidal channel

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关键词：

hydroacoustics;wavelet analysis;tidal energy;Fish;time series;marine hydrokinetic;tidal currents

DOI：

doi:10.5061/dryad.438q3

摘要：

terize the patterns in fish presence at a tidal energy site in Cobscook Bay, Maine, we examined two years of hydroacoustic data continuously collected at the pro

Data from: Seasonal and spatial dynamics of gas ebullition in a temperate water-storage reservoir

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关键词：

river impoundment;ebullitive flux;hydroacoustics;methane;Season;spatiotemporal scale

DOI：

doi:10.5061/dryad.2ht78

摘要：

. For this reason, advanced acoustic surveying was intensively applied to determine spatiotemporal distributions of gas ebullition in a European water-storage

Data from: New determination of prey and parasite species for Northern Indian Ocean blue whales

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Anthropocene;shrimp;Sri Lanka;Euphausiidae;Balaenoptera musculus);Sergestid;Faeces;blue whales;Acanthocephala;DNA metabarcoding;feeding;Northern Indian Ocean;behaviour;krill

DOI：

doi:10.5061/dryad.qt352sg

摘要：

sergestids are present within the top 300 m, which correlates with the deep scattering layer observed by hydroacoustics. Studies suggest that this requirement