Results 1 to 10 of about 7,244 (234)

Eye morphology of Guiana dolphins (Sotalia guianensis) and Clymene dolphins (Stenella clymene)

Anais da Academia Brasileira de Ciências, 2022
Recent studies showed that vision and hearing in dolphins are mechanisms for perception of the environment, and transmission of information among individuals.
FERNANDA M. RODRIGUES, FABRICIO B. DE SÁ, PABLO H. LANGUIDEY, JOCIERY E. VERGARA-PARENTE, JULIANA P. GUIMARÃES   +4 more
doaj   +6 more sources

Anatomical and volumetric description of the guiana dolphin (Sotalia guianensis) brain from an ultra-high-field magnetic resonance imaging. [PDF]

Brain Struct Funct
The Guiana dolphin (Sotalia guianensis) is a common species along Central and South American coastal waters. Although much effort has been made to understand its behavioral ecology and evolution, very little is known about its brain.
Avelino-de-Souza K, Mynssen H, Chaim K, Parks AN, Ikeda JMP, Cunha HA, Mota B, Patzke N.   +7 more
europepmc   +2 more sources

Polyomavirus surveillance in cetaceans of Brazil: first detection of polyomavirus in Guiana dolphins (Sotalia guianensis). [PDF]

Vet Q
Polyomaviruses (PyVs) are small double-stranded DNA viruses able to infect species across all vertebrate taxa. In cetaceans, PyVs have been reported only in short-beaked common dolphin (Delphinus delphis), common bottlenose dolphin (Tursiops truncatus ...
Duarte-Benvenuto A, Díaz-Delgado J, Ewbank AC, Groch KR, Dal Bianco V, Costa-Silva S, Zamana-Ramblas R, Favero C, Castaldo Colosio A, da Cunha Gomes Ramos H, Santos-Neto E, Lailson-Brito J, Carvalho VL, Ribeiro VL, Pacheco Bertozzi C, F Pessi C, Sacristán I, Catão-Dias JL, Sacristán C.   +18 more
europepmc   +2 more sources

Guiana Dolphin (Sotalia guianensis) in the Maracaibo Lake System, Venezuela: conservation, threats, and population overview [PDF]

Frontiers in Marine Science, 2021
The Guiana dolphin (Sotalia guianensis) home range is located among Central and South American countries, in coastal habitats in the Caribbean and Atlantic Ocean.
Barrios-Garrido, Hector, De Turris-Morales, Kareen, Espinoza-Rodriguez, Ninive Edilia   +2 more
core   +2 more sources

First record of sharksucker Echeneis naucrates (Perciformes, Echeneidae) associated to a young Guiana dolphin Sotalia guianensis (Cetartiodactyla, Delphinidae) in north-eastern Brazil [PDF]

Journal of the Marine Biological Association of the United Kingdom, 2022
Funding: Conselho Nacional de Desenvolvimento Científico e Tecnológico - 208203/2014-1.Suckerfish attached to dolphin species have been extensively reported worldwide, yet such association has been rarely seen in the tropical and shallow waters of South ...
Bortolotto, Guilherme A., Reis, Maria do Socorro dos Santos dos, Ross, Tahis Ester Wolff, Sampaio, Cláudio L. S., Souto, Luciano Raimundo Alardo   +4 more
core   +3 more sources

Perspectives and limitations regarding participatory monitoring of cetaceans: Use of a Platform of Opportunities approach by the tourism industry at the Anhatomirim Environmental Protection Area [PDF]

Desenvolvimento e Meio Ambiente, 2023
O crescente avanço das populações humanas sobre as áreas costeiras coloca em risco a biodiversidade associada aos ecossistemas locais. Dentre as atividades antrópicas exercidas nessas regiões, o ecoturismo, com destaque aquele associado à observação de ...
Eduardo Maciel Osorio Freitas, Heitor Schulz Macedo   +1 more
doaj   +3 more sources

Aquatic Wildmeat Consumption of Guiana Dolphins (Sotalia guianensis) in Lake Maracaibo System, Venezuela

Frontiers in Marine Science, 2021
In many regions of the world, the use of cetaceans as bait or protein source has been reported. In most cases the individuals are from bycatch but also from intentionally killed animals.
Yurasi Briceño, Leonardo Sánchez, Fernando Trujillo, Lorenzo von Fersen, Sonsireé Ramírez   +4 more
doaj   +2 more sources

Behaviour of Sotalia guianensis (van Bénéden, 1864) (Cetacea, Delphinidae) and ethnoecological knowledge of artisanal fishermen from Canavieiras, Bahia, Brazil [PDF]

Journal of Ethnobiology and Ethnomedicine, 2012
Artisanal fishermen, because of their direct and frequent contact with the aquatic environment, possess a wealth of knowledge about the natural history of the fauna of the region in which they live.
Costa Martha Eloy, Le Pendu Yvonnick, Neto Eraldo Medeiros   +2 more
doaj   +2 more sources

Cetacean records along São Paulo state coast, Southeastern Brazil [PDF]

Brazilian Journal of Oceanography, 2010
The São Paulo state (SP) coast (23º18'S, 44º42'W; 25º14'S, 48º01'W) is of approximately 600 km in length, bordering the Western Atlantic Ocean, in southeastern Brazil.
Marcos César de Oliveira Santos, Salvatore Siciliano, André Fabiano de Castro Vicente, Fernando Siqueira Alvarenga, Émerson Zampirolli, Shirley Pacheco de Souza, Andréa Maranho   +6 more
doaj   +3 more sources

Fatal asphyxia due to laryngeal displacement by large-sized prey in a Guiana dolphin (Sotalia guianensis), Brazil [PDF]

Ciência Rural, 2020
: The Guiana dolphin (Sotalia guianensis) is a small odontocete distributed from Santa Catarina state, Brazil, to Honduras. Although it is currently considered “near threatened” by the International Union for Conservation of Nature, considerable ...
Daniela Bueno Mariani, Juliana Plácido Guimarães, Renata Guedes Batista, Andrei Brum, Kátia Regina Groch, Josué Díaz-Delgado, Jociery Einhardt Vergara Parente   +6 more
doaj   +2 more sources