VM Trenkel, S Vaz, C Albouy, AB Amour… - Marine Ecology …, 2019 - int-res.com
The negative impacts that scientific monitoring may have on marine ecosystems has been a neglected topic, mainly on the basis that its magnitude is minor compared to commercial …
Throughout all oceans, aggregations of zooplankton and ichthyoplankton appear as horizontal sound scattering layers (SSLs) when detected with active acoustic techniques …
CW Berg, K Wieland, A Rindorf - Fisheries Research, 2024 - Elsevier
Trawl surveys are key to estimating changes in fish abundance, distribution and biodiversity. When tow by tow sampling effort in a survey has not been constant, catch rates are often …
The Simrad EK60 echosounder is widely used in acoustic-trawl surveys. It has recently been replaced by the EK80, which can be configured to operate in a manner similar to the EK60 …
Abstract The North Sea cod stock assessment is based on indices of abundance-at-age from fishery-independent bottom trawl surveys. The age structure of the catch is estimated by …
Z Zhu, J Tong, M Xue, O Sarr, T Gao - Ecological Indicators, 2024 - Elsevier
Abstract The Northwest Pacific Ocean is one of the most productive fisheries in the world, with small pelagic fish constituting a substantial portion of its fishery resources. Changes in …
F Moyes, AE Magurran - Journal of Fish Biology, 2019 - Wiley Online Library
Marine fish are an irreplaceable resource, but are currently under threat through overfishing and climate change. To date, most of the emphasis has been on single stocks or populations …
A Arnaud - 1992 - campagnes.flotteoceanographique.fr
Objectif L'objectif principal des campagnes IBTS est de produire des indices biologiques pour caractériser l'état et l'évolution à moyen terme des espèces exploitées et des …
HC Nilsson, M Appelberg, T Axenrot, J Vinterstare - pub.epsilon.slu.se
Regeringen har bedömt att myndigheter som använder försöksdjur bör upprätta strategier för sitt arbete med frågor som rör 3R, dvs. Replace (ersätta), Reduce (minska) och Refine …