Results 31 to 40 of about 295 (165)

Management procedures for the South African hake resource in the 2000s [PDF]

open access: yes, 2012
Includes bibliographical references.The two-species South African hake fishery (deep-water Merluccius paradoxus and shallow-water M. capensis) has been managed using Operational Management Procedures (OMPs) since 1990.
Rademeyer, Rebecca A
core  

Data to be used as input to the 2010 OMP for the South African hake resource for the computation of the 2011 TAC [PDF]

open access: yes
Data to be used as input to the 2010 OMP for the South African hake resource for the computation of the 2011 ...
Rebecca A Rademeyer (10107625)
core   +1 more source

Analysis of surface deoxygenation trends in the Benguela upwelling system: An interpretable machine learning approach

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 1, January 2026.
Abstract The Benguela upwelling system (BUS) exhibits strong seasonal variability in dissolved oxygen ([O2]), driven by upwelling and remotely advected water masses, and primary productivity. In contrast, its interannual variability remains poorly understood due to limited long‐term observations.
T. B. Mashifane   +3 more
wiley   +1 more source

Taxonomy, biology and management of South African sciaenid fish of the genus Umbrina [PDF]

open access: yes, 2005
This research was initiated in 2001 with the overall objective of providing scientific information relevant to the sustainable management of South African Umbrina species.
Hutchings, Kenneth
core  

Statistically Classified Marine Epifaunal Bioregions on the Southern Benguela Margin, South Africa

open access: yesEcology and Evolution, Volume 15, Issue 12, December 2025.
Marine bioregional maps underpin management and conservation planning. Data‐driven maps based on robust statistical analyses that include uncertainty are new to the marine realm as more data becomes available. The use of Regions of Common Profile models on epifauna data from the Southern Benguela margin distinguished five bioregions related to low ...
Donia Wozniak   +2 more
wiley   +1 more source

A summary of key issues relating to MSC queries about the assessment of deep-water hake (M. paradoxus) as a stock shared between South Africa and Namibia [PDF]

open access: yes, 2023
There is debate concerning how best to address the issue of possible demographic sharing of deep-water hake, M. paradoxus, off Namibia and South Africa in the context of the requirements of MSC certification.
Andrea Ross-Gillespie (10036472)   +1 more
core   +1 more source

Further candidate management procedure testing for the South African hake resource [PDF]

open access: yes, 2016
This document provides a further progress report on the development of a revised Operational Management Procedure (OMP) for the South African hake resource.
Butterworth, Doug S   +1 more
core  

Into the Deep: Origins and Evolution of Northeastern Pacific Ocean Tuna (Thunnus spp.) Fisheries

open access: yesFish and Fisheries, Volume 26, Issue 6, Page 1164-1179, November 2025.
ABSTRACT People have had a profound influence on Earth's biodiversity for millennia, culminating in Anthropocene environmental degradation and the modern biodiversity crisis. While the scale and extent of people's long‐term influence on Earth's biodiversity in terrestrial and nearshore marine ecosystems are relatively well studied, there are ...
Torben C. Rick   +5 more
wiley   +1 more source

Sex‐Linked Differentiation in Commercially Exploited Fishes: Rethinking Population Structure in Dynamic Marine Environments

open access: yesGlobal Change Biology, Volume 31, Issue 10, October 2025.
Sex‐linked divergence, rather than geography, is the principal driver of genomic variation in the commercially important deep‐water hake (Merluccius paradoxus) located off the southern African coastline. Together with spatial differences in sex distribution and genomic diversity metrics, results suggest that males and females may differ in both range ...
Courtney E. C. Gardiner   +11 more
wiley   +1 more source

Towards Implementing Multispecies Harvest Strategies That Are Robust to Interacting Populations

open access: yesFish and Fisheries, Volume 26, Issue 5, Page 923-941, September 2025.
To advance the implementation of fisheries management that is robust to interacting populations (RIP), ecosystem management approaches can be structured using four main categories: (A) whole‐of‐ecosystem; (B) focus or key species; (C) species of conservation concern; and (D) pest or climate‐immigrant species.
Éva E. Plagányi   +5 more
wiley   +1 more source

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