Results 31 to 40 of about 2,260 (204)

A survey of cetaceans found in Mayo Bay, Davao Oriental, Philippines

open access: yesDavao Research Journal, 2019
Cetaceans play an important role in marine ecosystems through the regulation of their prey population. Data on these organisms is scarce because of the difficulties in studying them in the wild.
Lea Jimenez, Marlo Khen Inabiogan
doaj   +1 more source

Role of Crassicauda sp. in natural mortality of pantropical spotted dolphins Stenella attenuata: a reassessment [PDF]

open access: yesDiseases of Aquatic Organisms, 2014
Evaluating the effect of parasites on population size is essential for designing management and conservation plans of wild animal populations. Although knowledge in this area is scarce in cetaceans, current evidence suggests that species of the nematode genus Crassicauda may play an important regulatory role in some populations. In the present study, a
Balbuena, Juan Antonio, Simpkin, Andrew
openaire   +3 more sources

Stenella attenuata

open access: yes, 1982
Published as part of James H. Honacki, Kenneth E. Kinman & James W. Koeppl, 1982, Order Cetacea, pp. 290-304 in Mammal Species of the World (1 st Edition), Lawrence, Kansas, USA :Alien Press, Inc.
Honacki, James H.   +2 more
openaire   +1 more source

Site fidelity and population parameters of pantropical spotted dolphins in the Eastern Caribbean through photographic identification

open access: yesFrontiers in Marine Science, 2023
The Agoa protected marine area, located in the French West Indies, eastern Caribbean, holds several cetacean species, of which the pantropical spotted dolphin Stenella attenuata is the most commonly observed.
Baptiste Courtin   +13 more
doaj   +1 more source

Los mamíferos marinos en la costa central de Oaxaca

open access: yesRevista Mexicana de Biodiversidad, 2008
CON LA FINALIDAD DE CONOCER LAS ESPECIES DE MAMÍFEROS MARINOS QUE SE ENCUENTRAN EN LA COSTA CENTRAL DE OAXACA, SE ELABORÓ UN LISTADO COMENTANDO LAS CARACTERÍSTICAS DE LOS REGISTROS OBTENIDOS.
JUAN MERAZ   +1 more
doaj   +1 more source

Marine mammals used as bait for improvised fish aggregating devices in marine waters of Ecuador, eastern tropical Pacific

open access: yesEndangered Species Research, 2020
Fish aggregating devices (FADs) are floating objects typically used to attract and capture pelagic fish in industrial tuna fisheries. This study documents 9 cases, involving 31 marine mammals, of incidentally captured, killed or otherwise retrieved ...
Castro, C   +3 more
doaj   +1 more source

A new fossil dolphin with tusk-like teeth from New Zealand and an analysis of procumbent teeth in fossil cetaceans. [PDF]

open access: yesJ R Soc N Z
ABSTRACT Studies involving anatomical description and taxonomy of fossil odontocetes offer insights into their evolutionary history and diversity. This study analyses tusk‐like teeth in odontocetes including the description of a new species, Nihoroa reimaea, from the Waitaki valley, North Otago, New Zealand.
Coste A, Fordyce RE, Loch C.
europepmc   +2 more sources

Audiograms and click spectra of seven novel and seldom-tested odontocetes

open access: yesFrontiers in Marine Science, 2022
The use of auditory evoked potentials has been promoted as a means by which to collect audiometric information from odontocete cetaceans that are rarely encountered in stranding situations.
Dorian S. Houser   +4 more
doaj   +1 more source

A History of the Tuna-Dolphin Problem: Successes, Failures, and Lessons Learned

open access: yesFrontiers in Marine Science, 2021
Multispecies aggregations of tuna, dolphins, and seabirds are prevalent and conspicuous in the vast waters of the eastern tropical Pacific and form the basis of a commercial fishery for yellowfin tuna (Thunnus albacares) through setting on schools of ...
Lisa T. Ballance   +4 more
doaj   +1 more source

Using Genome-Wide SNPs to Detect Structure in High-Diversity and Low-Divergence Populations of Severely Impacted Eastern Tropical Pacific Spinner (Stenella longirostris) And Pantropical Spotted Dolphins (S. attenuata)

open access: yesFrontiers in Marine Science, 2016
Millions of spinner (Stenella longirostris) and pantropical spotted dolphins (Stenella attenuata) died since the 1960’s as bycatch in tuna nets in the eastern tropical Pacific Ocean.
Matthew Steven Leslie   +3 more
doaj   +1 more source

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