Results 21 to 30 of about 1,208,900 (175)

Laser photogrammetry improves size and demographic estimates for whale sharks [PDF]

open access: yesPeerJ, 2015
Whale sharks Rhincodon typus are globally threatened, but a lack of biological and demographic information hampers an accurate assessment of their vulnerability to further decline or capacity to recover.
Christoph A. Rohner   +8 more
doaj   +2 more sources

Insight into the kinematics of blue whale surface foraging through drone observations and prey data [PDF]

open access: yesPeerJ, 2020
To understand how predators optimize foraging strategies, extensive knowledge of predator behavior and prey distribution is needed. Blue whales employ an energetically demanding lunge feeding method that requires the whales to selectively feed where ...
Leigh G. Torres   +3 more
doaj   +2 more sources

Embracing Complexity and Complexity-Awareness in Marine Megafauna Conservation and Research

open access: yesFrontiers in Marine Science, 2018
Conservation of marine megafauna is nested within an intricate tapestry of multiple ocean resource uses which are, in turn, embedded in a dynamic and complex ecological ocean system that varies and shifts across a wide range of spatial and temporal ...
Rebecca L. Lewison   +2 more
doaj   +1 more source

Marine Megafauna and Charismatic Vertebrate Species

open access: yes, 2021
Marine megafauna typically include large pelagic sharks, sea turtles, seabirds, and marine mammals. These megafauna are mainly associated with pelagic ecosystems through which they undertake long-distance migration.
Juan Jesús Bellido   +21 more
core   +1 more source

Assessing the effects of coral reef habitat and marine protected areas on threatened megafauna using aerial surveys

open access: yes, 2023
Overfishing and habitat degradation are major threats to marine megafauna worldwide. Marine protected areas (MPAs) are effective spatial conservation tools for reducing anthropogenic pressures on threatened species but their benefits for megafauna are ...
Heuder, Mickael   +6 more
core   +1 more source

Marine Mammals and Megafauna in Irish Waters - Behaviour, Distribution and Habitat Use- WP3 Biotelemetry of Marine Megafauna in Irish Waters [PDF]

open access: yes, 2013
*Work Package Leader: Simon Berrow, Irish Whale and Dolphin Group *Project Partners: Galway Mayo Institute of Technology *Author(s): Berrow, S.D. and O’Connor, I.
O’Connor, I., Berrow, S.D.
core   +1 more source

Habitat Use, Residency, and Connectivity of Bull Sharks (Carcharhinus leucas) in the Bazaruto Seascape, Mozambique

open access: yesFishes
Bull sharks (Carcharhinus leucas) are highly mobile coastal predators, whose broad movements complicate conservation planning, particularly in the Western Indian Ocean, where key habitats remain poorly understood.
Stephanie K. Venables   +7 more
doaj   +1 more source

Mismatches in scale between highly mobile marine megafauna and marine protected areas

open access: yesFrontiers in Marine Science, 2022
Marine protected areas (MPAs), particularly large MPAs, are increasing in number and size around the globe in part to facilitate the conservation of marine megafauna under the assumption that large-scale MPAs better align with vagile life histories ...
Melinda G. Conners   +74 more
doaj   +1 more source

Marine RTDI Measure Interim Report 2000-2002 [PDF]

open access: yes, 2002
The Marine RTDI Measure Programme, developed by the Marine Institute for and on behalf of the Department of Communications, Marine & Natural Resources, is fully consistent with government strategy on marine resource development and builds on and develops
Marine Institute
core   +1 more source

Marine Mammals and Megafauna in Irish Waters - Behaviour, Distribution and Habitat Use- Final Summary Report. [PDF]

open access: yes, 2013
*Lead Partner: Galway-Mayo Institute of Technology *Project Partners: Irish Whale and Dolphin Group *Project Duration: 01 February 2008 to 31 August 2011Irish waters are internationally important for cetaceans (whales ...
O’Connor, I.   +4 more
core   +1 more source

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