Results 11 to 20 of about 28,986 (305)

Sharks senses and shark repellents [PDF]

open access: yesIntegrative Zoology, 2015
AbstractDespite over 70 years of research on shark repellents, few practical and reliable solutions to prevent shark attacks on humans or reduce shark bycatch and depredation in commercial fisheries have been developed. In large part, this deficiency stems from a lack of fundamental knowledge of the sensory cues that drive predatory behavior in sharks.
Nathan S, Hart, Shaun P, Collin
openaire   +2 more sources

Influence of Environmental Factors on Prey Discrimination of Bait-Attracted White Sharks from Gansbaai, South Africa

open access: yesAnimals, 2022
The influence of environmental factors on prey discrimination of bait-attracted white sharks was studied over a six-year period (2008–2013) at Dyer Island Nature Reserve (Gansbaai, South Africa).
Francesca Romana Reinero   +5 more
doaj   +1 more source

The Relative Abundance and Occurrence of Sharks off Ocean Beaches of New South Wales, Australia

open access: yesBiology, 2022
There is still limited information about the diversity, distribution, and abundance of sharks in and around the surf zones of ocean beaches. We used long-term and large-scale drone surveying techniques to test hypotheses about the relative abundance and ...
Kim I. P. Monteforte   +3 more
doaj   +1 more source

Spatial Connectivity and Drivers of Shark Habitat Use Within a Large Marine Protected Area in the Caribbean, The Bahamas Shark Sanctuary

open access: yesFrontiers in Marine Science, 2021
Marine protected areas (MPAs) have emerged as potentially important conservation tools for the conservation of biodiversity and mitigation of climate impacts.
Austin J. Gallagher   +13 more
doaj   +1 more source

A Mozambican marine protected area provides important habitat for vulnerable pelagic sharks [PDF]

open access: yes, 2023
Pelagic sharks play key roles in marine ecosystems, but are increasingly threatened by human extraction, habitat degradation and mismanagement. We investigated the use of protected and unprotected coastal habitats by bull (Carcharhinus leucas) and ...
Murie, Calum   +8 more
core   +1 more source

Factors Affecting Shark Detection from Drone Patrols in Southeast Queensland, Eastern Australia

open access: yesBiology, 2022
Drones enable the monitoring for sharks in real-time, enhancing the safety of ocean users with minimal impact on marine life. Yet, the effectiveness of drones for detecting sharks (especially potentially dangerous sharks; i.e., white shark, tiger shark ...
Jonathan D. Mitchell   +2 more
doaj   +1 more source

The cipher SHARK [PDF]

open access: yes, 1996
We present the new block cipher SHARK. This cipher combines highly non-linear substitution boxes and maximum distance separable error correcting codes (MDS-codes) to guarantee a good diffusion. The cipher is resistant against differential and linear cryptanalysis after a small number of rounds.
Rijmen, Vincent   +4 more
openaire   +2 more sources

Shark Attacks and Shark Diving [PDF]

open access: yesWilderness & Environmental Medicine, 2015
Ctr Ecol Evolut &Environm Changes, Azorean Biodivers Grp, Angra Do Heroismo, Azores ...
openaire   +3 more sources

Reef‐wide evidence that the presence of sharks modifies behaviors of teleost mesopredators

open access: yesEcosphere, 2021
The idea that the presence of sharks impacts the behavior of mesopredatory reef fishes is controversial and lacks clear evidence at reef‐wide scales. We compared the abundance and behavior of these reef fishes in response to the presence of reef sharks ...
E. K. Lester   +4 more
doaj   +1 more source

Differential horizontal migration patterns of two male salmon sharks (Lamna ditropis) tagged in the Bering Sea

open access: yesAnimal Biotelemetry, 2021
Background The salmon shark (Lamna ditropis) is a widely distributed apex predator in the North Pacific Ocean. Many salmon sharks from the eastern North Pacific, specifically Prince William Sound, Alaska, have been satellite tagged and tracked, but due ...
Sabrina Garcia   +6 more
doaj   +1 more source

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