Results 41 to 50 of about 15,475 (195)

Participatory Risk Assessment of Humpback Whale (Megaptera novaeangliae) and Leatherback Turtle (Dermochelys coriacea) Bycatch in Northern Peru

open access: yesFrontiers in Marine Science, 2021
Uncertainties about the magnitude of bycatch in poorly assessed fisheries impede effective conservation management. In northern Peru, small-scale fisheries (SSF) bycatch negatively impacts marine megafauna populations and the livelihoods of fishers which
Anna B. Costanza   +12 more
doaj   +1 more source

ericward-noaa/bycatch: Compatible with R 4.0

open access: yes, 2021
Package to fit Bayesian GLMs, with and without time varying parameters, to estimate bycatch and expand estimates to fleet ...
Eric Ward
core   +1 more source

Estimating Bycatch Mortality for Marine Mammals: Concepts and Best Practices

open access: yesFrontiers in Marine Science, 2021
Fisheries bycatch is the greatest current source of human-caused deaths of marine mammals worldwide, with severe impacts on the health and viability of many populations.
Jeffrey E. Moore   +16 more
doaj   +1 more source

Bycatch and discards in the artisanal shrimp trawl fishery in Northern Peru.

open access: yesPLoS ONE, 2022
This study analyses the bycatch composition of an artisanal shrimp trawl fleet operating between Cabo Blanco and Máncora in Northern Peru between April 2019 and March 2020.
Jaime Mendo   +10 more
doaj   +1 more source

Distributional and dietary overlap between two common squaloid sharks, squalus acutipinnis and squalus bassi, caught as bycatch off the coast of South Africa [PDF]

open access: yes, 2021
Magister Scientiae (Biodiversity and Conservation Biology) - MSc (Biodiv and Cons Biol)Squalus acutipinnis and S. bassi may be the most common dogfish species around South Africa, and show overlap in their latitudinal and bathymetric distributions.
Davids, Aseeqah
core   +1 more source

Bycatch species distribution from mid-water trawlers in the north-eastern Arabian sea: a step towards the implementation of marine spatial planning

open access: yesJournal of Maps, 2023
Spatial conservation planning to reduce the impact of fishing on ecosystems necessitates understanding of the spatial distribution of bycatch in fishing grounds.
P. Abdul Azeez   +7 more
doaj   +1 more source

Modifications to PUCL3 rule for bycatch.

open access: yes, 2023
The PUCL3 rule is used to set horse-mackerel bycatch limits for the pelagic fishery. Here a modification is put forward based on two reasons: an updated horse-mackerel assessment, and an alternative resampling method used in the computations.
openaire   +1 more source

Teaching fisheries bycatch: Exploring economic and behavioral drivers of bycatch through a classroom game

open access: yesAgricultural and Resource Economics Review, 2022
AbstractThis paper presents a pedagogical exercise to explore the economics of price-based fisheries bycatch. In the exercise students experience the economic incentives that lead to bycatch due to highgrading; the discarding of low-value fish. We first discuss existing fisheries economics pedagogical activities and how our exercise is distinct.
Mitchell Blaine Priestley   +2 more
openaire   +2 more sources

Assessing incidental bycatch of seabirds in Norwegian coastal commercial fisheries: Empirical and methodological lessons

open access: yesGlobal Ecology and Conservation, 2015
With diminishing seabird populations and little knowledge on incidental bycatch in fisheries in the Northeast Atlantic, this study aimed to screen seabird bycatch in Norwegian coastal fisheries in 2009. The purpose was to 1) quantify magnitude of seabird
Kirstin Fangel   +8 more
doaj   +1 more source

ICHTHYOFAUNA BYCATCH OF THE ARTISANAL FISHERY OF PENAEID SHRIMPS IN PERNAMBUCO, NORTHEASTERN BRAZIL

open access: yesBoletim do Instituto de Pesca, 2019
The shrimp trawl fisheries are highly efficient in capturing target species but is an unselective gear that commonly catches untargeted organisms, which are usually discarded due to their small size or no commercial value. To understand and, eventually,
Carlos Antonio Beserra da Silva-Júnior   +5 more
doaj   +1 more source

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