Results 51 to 60 of about 1,835 (173)

The Overlooked Threat of Global Warming on Elasmobranch Fertility

open access: yesFish and Fisheries, Volume 27, Issue 1, Page 41-55, January 2026.
ABSTRACT Climate change is increasingly recognised as a critical threat to global biodiversity, yet its impacts on reproductive processes remain poorly understood in many marine taxa. Elasmobranchs (sharks, skates and rays) represent a particularly vulnerable group due to their peculiar life histories, low fecundity, and diverse reproductive modes.
Noémie Coulon   +3 more
wiley   +1 more source

Temporal and Spatial Distribution of Finfish Bycatch in the U.S. Atlantic Bottom Longline Shark Fishery [PDF]

open access: yes, 2010
Bycatch in U.S. fisheries has become an increasingly important issue to both fisheries managers and the public, owing to the wide range of marine resources that can be involved. From 2002 to 2006, the Commercial Shark Fishery Observer Program (CSFOP) and
Allen, Mike S.   +6 more
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Role, importance and vulnerability of top predators on the Great Barrier Reef: a review [PDF]

open access: yes, 2010
The purpose of this review is to evaluate the ecological role of predators on the Great Barrier Reef (GBR), their vulnerability to human activities and their contribution to ecosystem and economic values.
Ayling, T., Ceccarelli, D.
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First photographic inland record of blacktip reef sharks Carcharhinus melanopterus (Carcharhiniformes: Carcharhinidae) in Indonesian waters

open access: yesEcologica Montenegrina, 2019
Blacktip reef sharks Carcharhinus melanopterus were caught and photographed by local people on 6 March 2019 during a flash flood in Sentani, Jayapura district, Papua province, Indonesia. The presence of C. melanopterus in Sentani represents the first inland record (c. 20 km) for this species in Indonesia.
Muhammad Iqbal   +3 more
openaire   +1 more source

Habitat use and movement patterns of juvenile and neonate blacktip sherks, Carcharhinus limbatus in nursery areas on San Cristobal Island, Galápagos. [PDF]

open access: yes, 2013
Short-term movements and habitat preference of juvenile blacktip sharks were studied in nursery areas on San Cristóbal Island, Galapagos. We actively tracked a total of 8 individual sharks.
Hirschfeld, Maximilian
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“This research is important for the conservation and Management of Sharks”: A proposed framework for ensuring that this is actually true

open access: yesConservation Science and Practice, Volume 7, Issue 12, December 2025.
Many scientists want their research to inform policy and help manage endangered species, but many common research practices hinder potential policy relevance. The results of our survey provide advice that can help. Abstract Sharks and their relatives are ecologically important animals that face serious conservation challenges.
D. S. Shiffman   +4 more
wiley   +1 more source

Mercury Levels in Marine and Estuarine Fishes of Florida 1989–2001. 2nd edition revised [PDF]

open access: yes, 2003
The Florida Fish and Wildlife Conservation Commission’s Florida Marine Research Institute (FWC-FMRI) has examined total mercury levels in muscle tissue from a variety of economically and ecologically important species as part of an ongoing study to ...
Adams, Douglas H.   +2 more
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Fine-scale movements of juvenile blacktip reef sharks Carcharhinus melanopterus in a shallow nearshore nursery

open access: yesMarine Ecology Progress Series, 2019
Limited information is available on the fine-scale movements and habitat use of juvenile sharks in very shallow (
George, Lachlan W.   +3 more
openaire   +2 more sources

Integrating Environmental DNA Metabarcoding and Remote Sensing Reveals Known and Novel Fish Diversity Hotspots in a World Heritage Area

open access: yesDiversity and Distributions, Volume 31, Issue 11, November 2025.
ABSTRACT Aim Shark Bay, a UNESCO World Heritage site in Western Australia, is highly vulnerable to climate change, yet its fish biodiversity remains poorly understood at fine spatial scales. We integrated environmental DNA (eDNA) metabarcoding with high‐resolution remote sensing to assess and extrapolate fish diversity patterns, providing a scalable ...
Manuela R. Bizzozzero   +7 more
wiley   +1 more source

Great Barrier Reef Marine Park Authority Position Statement on the conservation and management of sharks and rays in the Queensland East Coast Inshore Finfish Fishery [PDF]

open access: yes, 2007
The purpose of this document is to state the Great Barrier Reef Marine Park Authority’s (GBRMPA) position on conservation of sharks and rays in relation to the Queensland East Coast Inshore Finfish Fishery (ECIFF).

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