Results 1 to 10 of about 8,471 (115)

When Sardines Disappear: Tracking Common Dolphin, Delphinus delphis, Distribution Responses Along the Western Iberian Coast [PDF]

open access: yesAnimals
The common dolphin, Delphinus delphis, is the most abundant cetacean species along the western Iberian Peninsula and faces many anthropogenic threats, with bycatch being the most impactful.
Sarah Brouder   +5 more
doaj   +2 more sources

Estimating common dolphin bycatch in the pole-and-line tuna fishery in the Azores [PDF]

open access: yesPeerJ, 2018
Small-scale artisanal fisheries can have a significant negative impact in cetacean populations. Cetacean bycatch has been documented in the pole-and-line tuna fishery in the Azores with common dolphins being the species more frequently taken.
Maria João Cruz   +4 more
doaj   +3 more sources

First Report of a Common Dolphin (Delphinus delphis) Feeding Alongside Indo‐Pacific Humpback Dolphins (Sousa chinensis) in the Beibuwan Gulf, China [PDF]

open access: yesEcology and Evolution
Research on mixed‐species groups of cetaceans has increased worldwide in recent decades; however, their drivers are not well understood. Although the common dolphin (Delphinus delphis) and Indo‐Pacific humpback dolphin (Sousa chinensis) do not form a ...
Fuxing Wu   +5 more
doaj   +2 more sources

Common dolphin whistle responses to experimental mid-frequency sonar. [PDF]

open access: yesPLoS ONE
Oceanic delphinids that occur in and around Navy operational areas are regularly exposed to intense military sonar broadcast within the frequency range of their hearing. However, empirically measuring the impact of sonar on the behavior of highly social,
Caroline Casey   +5 more
doaj   +2 more sources

Seasonal and inter-annual dynamics in the energy seascapes of a marine top predator [PDF]

open access: yesRoyal Society Open Science
Ecosystems are undergoing global changes that disrupt energy transfer across trophic levels, reducing energy availability and destabilizing predator–prey interactions.
Aurélien Favreau   +4 more
doaj   +2 more sources

Stable isotope ecology and interspecific dietary overlap among dolphins in the Northeast Atlantic

open access: yesFrontiers in Marine Science, 2023
Dolphins are mobile apex marine predators. Over the past three decades, warm-water adapted dolphin species (short-beaked common and striped) have expanded their ranges northward and become increasingly abundant in British waters.
Tessa Plint   +10 more
doaj   +1 more source

Strandings in St Vincent Gulf Bioregion, South Australia: 12-Year Study Monitors Biology and Pathology of Cetaceans

open access: yesOceans, 2022
The semi-enclosed environment of the St Vincent Gulf Bioregion and its fauna are impacted by many human activities. Long-term monitoring of cetaceans is vital. Records of collected specimens (173) and those not examined by the South Australian Museum (98
Ikuko Tomo, Catherine M. Kemper
doaj   +1 more source

Common dolphin (Delphinus delphis) bycatch in New Zealand commercial trawl fisheries. [PDF]

open access: yesPLoS ONE, 2013
Marine mammals are regularly reported as bycatch in commercial and artisanal fisheries, but data are often insufficient to allow assessment of these incidental mortalities.
Finlay N Thompson   +2 more
doaj   +1 more source

Assessment of the interactions between cetaceans and fisheries at the south of the Cetacean Migration Corridor and neighboring waters (Western Mediterranean)

open access: yesFrontiers in Marine Science, 2022
The Cetacean Migration Corridor is an important marine protected area for cetacean species in the Western Mediterranean, and part of its waters constitute the main fishing grounds for the Valencia region (East Spain) fishing fleet.
Mar Izquierdo-Serrano   +6 more
doaj   +1 more source

Development of a Bionic Dolphin Flexible Tail Experimental Device Driven by a Steering Gear

open access: yesActuators, 2021
In order to study the mechanism of the tail swing of the bionic dolphin, a flexible tail experimental device based on a steering engine was developed.
Bo Zhang   +3 more
doaj   +1 more source

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