Marine protected area improves yield without disadvantaging fishers

SE Kerwath, H Winker, A Götz, CG Attwood - Nature communications, 2013 - nature.com
Potential fishery benefits of Marine Protected Areas (MPAs) are widely acknowledged, yet
seldom demonstrated, as fishery data series that straddle MPA establishment are seldom …

Evaluating the evidence for ecological effectiveness of South Africa's marine protected areas

SP Kirkman, BQ Mann, KJ Sink, R Adams… - African Journal of …, 2021 - Taylor & Francis
We reviewed 140 papers to assess the ecological effectiveness of South Africa's marine
protected areas (MPAs). Evidence was assessed for coverage and representivity, protection …

Temperature‐related variation in growth rate, size, maturation and life span in a marine herbivorous fish over a latitudinal gradient

ED L. Trip, KD Clements… - Journal of Animal …, 2014 - Wiley Online Library
In ectotherms, growth rate, body size and maturation rate covary with temperature, with the
direction and magnitude of variation predicted by the Temperature‐Size Rule (TSR) …

Observer bias and detection probability in underwater visual census of fish assemblages measured with independent double-observers

ATF Bernard, A Götz, SE Kerwath, CG Wilke - Journal of Experimental …, 2013 - Elsevier
Underwater visual census (UVC) is one of the more frequently used methods for monitoring
of subtidal fish communities. However, population estimates from UVC are plagued by …

Bait increases the precision in count data from remote underwater video for most subtidal reef fish in the warm-temperate Agulhas bioregion

ATF Bernard, A Götz - Marine Ecology Progress Series, 2012 - int-res.com
Baited remote underwater video (BRUV) has been identified in the literature as a powerful
long-term monitoring tool for subtidal rocky reef fish communities. To test this, a repeated …

Optimal BRUVs (baited remote underwater video system) survey design for reef fish monitoring in the Stilbaai Marine Protected Area

L De Vos, A Götz, H Winker… - African Journal of Marine …, 2014 - Taylor & Francis
Marine protected areas (MPAs) play an important role in coastal conservation, but there is
presently no uniformly applied methodology for monitoring the efficacy of coastal fish …

Different drivers, common mechanism; the distribution of a reef fish is restricted by local-scale oxygen and temperature constraints on aerobic metabolism

MI Duncan, NC James, WM Potts… - Conservation …, 2020 - academic.oup.com
The distributions of ectothermic marine organisms are limited to temperature ranges and
oxygen conditions that support aerobic respiration, quantified within the metabolic index (ϕ) …

Depth and habitat determine assemblage structure of South Africa's warm-temperate reef fish

ER Heyns-Veale, ATF Bernard, NB Richoux, D Parker… - Marine biology, 2016 - Springer
Depth and habitat are important predictors of fish assemblage structure, yet current no-take
marine protected area (MPA) networks are generally limited to providing refuge for fish …

ROV assessment of mesophotic fish and associated habitats across the continental shelf of the Amathole region

RE Button, D Parker, V Coetzee, T Samaai… - Scientific reports, 2021 - nature.com
Understanding how fish associate with habitats across marine landscapes is crucial to
developing effective marine spatial planning (MSP) in an expanding and diversifying ocean …

“The elephant in the room”: exploring natural mortality uncertainty in statistical catch at age models

A Mannini, C Pinto, C Konrad… - Frontiers in Marine …, 2020 - frontiersin.org
The natural mortality rate (M) of a fish stock is typically highly influential on the outcome of
age-structured stock assessment models, but at the same time extremely difficult to estimate …