Results 71 to 80 of about 4,640 (201)
Population structure and reproductive aspects of flatfishes in the Guaratuba Bay estuary, a protected subtropical estuary in Brazil [PDF]
This study investigated the population structure of four flatfish species — Achirus lineatus (n = 94), Citharichthys spilopterus (n = 216), Etropus crossotus (n = 104), and Symphurus tessellatus (n = 48) — in the Guaratuba Bay estuary, southern Brazil ...
LUÍS FERNANDO FÁVARO +3 more
doaj +1 more source
Alternative sampling and estimation methods for multispecies trawl surveys [PDF]
Thesis (Ph.D.) University of Alaska Fairbanks, 2004Multispecies demersal trawl surveys are used in the United States and internationally to estimate the relative abundance of commercial and non-commercial fish species.
Dressel, Sherri Christine
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Chasing Fish: 130 Years of Innovation, Displacement and Depletion in Scottish Fisheries
ABSTRACT Rebuilding the depleted fisheries of the 21st century requires an understanding of past drivers of their decline. Despite Scotland's central role in the commercial exploitation of North Sea fisheries for over a century, associations between technological innovations, regulatory introductions and fishery landings have not previously been ...
Zoe F. J. Heard +2 more
wiley +1 more source
An introduction to demersal finfish resources [PDF]
An estimated 250 species of demersals form regular fisheries of van.\ing magnitude in Indian coastal bottom, with greater diversity in the east coast compared to the west coast and occupy all types of habitats.
Bensam, P
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ABSTRACT Measures of an organism's weight at a given length are often considered reliable indicators of energy reserves or ‘condition’, which can be related to fecundity and risk of mortality. Understanding the impact of environmental change on fish condition may therefore inform sustainable management of human activities in marine ecosystems.
Philina A. English +2 more
wiley +1 more source
Background The monitoring of pathogens of fishery auction markets is important to obtain safe fishery products regarding hygiene and sanitation. In this study, aerobic, coliform, Escherichia coli, and Vibrio cholerae were monitored in the fishery ...
Yukyung Choi +8 more
doaj +1 more source
Flatfish herding behavior in response to trawl sweeps: a comparison of diel responses to conventional sweeps and elevated sweeps [PDF]
Commercial bottom trawls often have sweeps to herd fish into the net. Elevation of the sweeps off the seaf loor may reduce seafloor disturbance, but also reduce herding effectiveness.
Iseri, Paul J. +2 more
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Assessment of Bottom Trawl Impacts on the Status of Seabed Communities in European Seas
ABSTRACT Bottom trawling affects seabed habitats, but its large‐scale impacts remain poorly quantified. Assessment of trawling impacts is essential to support monitoring and achieving sustainability objectives under international conventions, sustainable development goals, and seafood certification programs.
Jan Geert Hiddink +57 more
wiley +1 more source
Benthic invertebrates that form habitat on deep banks off southern California, with special reference to deep sea coral [PDF]
There is increasing interest in the potential impacts that fishing activities have on megafaunal benthic invertebrates occurring in continental shelf and slope ecosystems.
Amend, Mark +4 more
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