Results 21 to 30 of about 34,984 (290)

Hybodont sharks of the English Bathonian and Callovian (Middle Jurassic). [PDF]

open access: yes, 2008
Recent bulk sampling and study of museum collections has revealed a high diversity of hybodont sharks from the English Bathonian, with 15 species being recognised.
Rees, J.   +3 more
core   +1 more source

Sharks, Sharks, Sharks, by Tina Anton, and Sharks and Whales, by Burton Albert [Review]

open access: yesThe Canadian field-naturalist, 1992
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Coad, Brian W., Coad, Nicholas
openaire   +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

Some like it hot: Repeat migration and residency of whale sharks within an extreme natural environment. [PDF]

open access: yesPLoS ONE, 2017
The Arabian Gulf is the warmest sea in the world and is host to a globally significant population of the whale shark Rhincodon typus. To investigate regional whale shark behaviour and movements, 59 satellite-linked tags were deployed on whale sharks in ...
David P Robinson   +6 more
doaj   +1 more source

Photo-grammetric measurements of swimming speed and body length of basking sharks observed around the Hebrides, Scotland [PDF]

open access: yes, 2010
This work was funded and conducted by the International Fund for Animal Welfare.Photo-grammetric techniques developed for measuring body length and small scale movement patterns of cetaceans were applied to surface swimming basking sharks off the west ...
Leaper, Russell   +5 more
core   +1 more source

Connecting post-release mortality to the physiological stress response of large coastal sharks in a commercial longline fishery.

open access: yesPLoS ONE, 2021
Bycatch mortality is a major factor contributing to shark population declines. Post-release mortality (PRM) is particularly difficult to quantify, limiting the accuracy of stock assessments.
Nicholas M Whitney   +5 more
doaj   +1 more source

Stable Isotope Analysis of Juvenile White Sharks Inside a Nursery Area Reveals Foraging in Demersal-Inshore Habitats and Trophic Overlap With Sympatric Sharks

open access: yesFrontiers in Marine Science, 2021
Knowledge about top predators’ trophic ecology is crucial for defining their role in ecosystems, understanding habitat preferences, characterizing life stage-specific feeding habits, and evaluating their interaction with fisheries.
Emiliano García-Rodríguez   +4 more
doaj   +1 more source

Great white sharks Carcharodon carcharias in Gansbaai, South Africa : environmental influences and changes over time, 2007-2011 [PDF]

open access: yes, 2012
Includes bibliographical references.The South African Government introduced protective legislation prohibiting targeted fishing of the great white shark Carcharodon carcharias in 1991.
Towner, Alison
core   +1 more source

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