” whereby we eliminate apex (top) predators and large species while transforming the ocean into a simplified system increasingly dominated by microbes, jellyfish, ocean-bottom invertebrates, plankton, and planktivores.The strongest evidence for the fishing down phenomenon exists in...
Once the dead or dying bycatch is returned to the ecosystem, it is consumed by predators, detritivores (organisms that eat dead plant and animal matter), and decomposers (organisms that break down dead or decaying organic matter), which could have a positive effect on sport fish, seabird, cr...
The findings of the present study highlight the importance of a continuous and accurate fishery database, and the need for continuous fishery statistics to ensure adequate management practices. Adequate public fishery management policies must be implemented urgently to guarantee the survival of shark ...
Monographs on Statistics and Applied Probability 43 (1991) R.C. Hennemuth Additional information on the length–weight relationship of skipjack tuna from the eastern tropical Pacific Ocean Inter-Am. Trop. Tuna Comm., Bull. (1959) There are more references available in the full text version of ...
The past course of the New South Wales mixed trawlfishery is reviewed mainly on the basis of the available catch and fishing effort statistics. The size composition of tiger flathead landings from 1946-47 to 1953-54, and the age composit... TW Houston,TW Houston - 《Marine & Freshwater Re...
Environmental and Ecological Statistics 12, 45–54 (2005). 49. Welsh, A. H., Cunningham, R. B., Donnelly, C. & Lindenmayer, D. B. Modelling the abundance of rare species: statistical models for counts with extra zeros. Ecological Modelling 88, 297–308 (1996). 50. Martin, T. G. ...
ICCAT (2017) Report of the Standing Committee on Research and Statistics (SCRS), Madrid, Spain, 2 to 6 October 2017. International Commission for the Conservation of Atlantic Tunas, Madrid Google Scholar ICES (2001) Report of the working group on ecosystem effects of fishing activities. CM/AC...
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CLUSTER analysis (Statistics)Background: The present study was undertaken to analyse the monthly and seasonal finfish bycatch diversity of trawler fishery of Nagapattinam coast situated in the state of Tamil Nadu, South India from January 2017 to August 2019. Methods: Samples of finfish...
Publicly reported statistics on the production of fisheries refer to 'landings' as opposed to 'catch'. However, well-informed decisions and evaluation of the impacts of fisheries on ecosystems must be based on total removals, so including the part of the catch that is discarded at sea or not...