Results 41 to 50 of about 612 (161)

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  

Passive Acoustic Monitoring Reveals New Insights Into the Acoustic Occurrence and Foraging Activity of Hector's Dolphins in Porpoise Bay, New Zealand

open access: yesNew Zealand Journal of Marine and Freshwater Research, Volume 60, Issue 1, March 2026.
To effectively mitigate disturbances from human activities on vulnerable dolphin populations, it is crucial to understand fine‐scale variation in habitat use. This study investigated the habitat utilisation of a small subpopulation of Hector's dolphins (Cephalorhynchus hectori) in Porpoise Bay, New Zealand.
Max Harvey   +2 more
wiley   +1 more source

Investigating Communication Support Strategies as ‘Micro‐Interventions’: A Conceptual‐Methodological Framework Applying Realist Evaluation and Relevance Theory

open access: yesInternational Journal of Language &Communication Disorders, Volume 61, Issue 2, March/April 2026.
ABSTRACT Background Communication Partner Training is widely applied in speech and language therapy practice, premised on the idea that communication support strategies can optimise conversations involving persons with communication disabilities.
Caroline Jagoe   +3 more
wiley   +1 more source

Specifications of the South African hake 2014 reference case assessment [PDF]

open access: yes, 2016
This paper gives specifications of the 2014 South African hake Reference Case assessment. The data used as input to the Reference Case are listed in Appendix A, while the methodology is detailed in Appendix B.
Butterworth, Doug S   +1 more
core  

Marine Mammals in the Anthropocene: Developing a Systematic Evidence Base of Threats to Nineteen Species

open access: yesMammal Review, Volume 56, Issue 1, March 2026.
Marine mammals are vulnerable to a variety of anthropogenic threats, yet a global systematic map of the literature for 19 species found both spatial and temporal disparity in research effort between threats and between species. There are knowledge gaps for species and threats, with effort unequal across many species' ranges.
Emily L. Hague   +9 more
wiley   +1 more source

Management implications for resource rents in the South African fishing industry [PDF]

open access: yes, 2007
Includes bibliographical references (leaves 44-45)
Harris, Tim
core  

Do You Study What You Eat? Comparing South African Aquatic Food Production Statistics With Research

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 1, February 2026.
ABSTRACT In many countries, foods from aquatic sources provide an important source of protein and key micronutrients. However, aquatic food systems can be impacted by hazards, which drive inefficiencies. Such inefficiencies have consequences for the environmental, economic and social sustainability of food.
Sarah R. Alewijnse   +3 more
wiley   +1 more source

Seascape Genomics Uncovers Genomic Patterns Shaped by Temperature and Salinity Outlier Loci in Dolphinfish (Coryphaena hippurus Linnaeus, 1758) Across the Atlantic Ocean and Mediterranean Sea

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 2, February 2026.
ABSTRACT In this study, we explored the population genetic structure and its relation to environmental adaptations of the dolphinfish (Coryphaena hippurus) in the western Atlantic Ocean and Mediterranean Sea. Although previously two populations within the Mediterranean Sea were identified, recent evidence suggests more complex structuring.
Verónica Mendoza‐Portillo   +6 more
wiley   +1 more source

Output from the South African hake OMP-2010 for the 2012 TAC recommendation [PDF]

open access: yes, 2016
The TAC output from the South African hake OMP-2010 for 2012 is 144 671
Rademeyer, Rebecca A
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

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