期刊
JOURNAL OF FISH BIOLOGY
卷 94, 期 6, 页码 993-1000出版社
WILEY
DOI: 10.1111/jfb.13937
关键词
assessment; Beryx decadactylus; Beryx splendens; commercial fish; FMU; management
资金
- Azorean Government under the Data Collection Framework (Council Regulation (EC) of European Commission [199/2008]
- DEMERSAIS project
- IMAR Instituto do Mar [IMAR/DEMERSAIS/001-2018]
- FCT [SFRH/BD/124720/2016]
- Fundação para a Ciência e a Tecnologia [SFRH/BD/124720/2016] Funding Source: FCT
This paper summarises the detailed information on catch, fork length, weight, sex and maturity of alfonsinos Beryx splendens and Beryx decadactylus collected from targeted surveys in Azores waters, complemented by fishery data, over the past c. 20 years. To date, it was not possible to define if the Azorean component of the population can be considered as a discrete local management unit. The reason for this is the lack of available information for these resources covering the entire spatial distribution of the species in the North Atlantic Ocean. Additionally, there are some conflicts between the different genetic results available, poor understanding about the species movements and data from the Azores show some discrepancies in aspects of reproduction. Consequently, there is no analytical assessment for this resource and the stock of Beryx spp. is currently managed based on the precautionary approach. Outputs of recent analyses are presented in this study and possible assumptions and strategies for the assessment are discussed.
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