Results 81 to 90 of about 2,162 (213)

Behavioral alterations in the gray dolphin Sotalia guianensis (Gervais, 1953) caused by sea traffi [PDF]

Biotemas, 2006
Behavioral responses by Sotalia guianensis dolphins in the presence of touristic sea traffic in the bay of Curral, Pipa-RN, Brazil, were measured. The dolphins changed their behavior when boats were closer than 100 meters. The main behavioral alterations
Francielli Cristine Cunha Melo, Anderson Luis do Valle   +1 more
doaj  

Prevalence of Epidermal Conditions in Critically Endangered Indo-Pacific Humpback Dolphins (Sousa chinensis) from the Waters of Western Taiwan [PDF]

, 2013
The prevalence of epidermal conditions in a small critically endangered population (
Wei-Cheng Yang1, Wei-Lung Chang2, Ka-Hei Kwong1, Yi-Ting Yao1 and Lien-Siang Chou2*
core  

Crescimento e desenvolvimento de boto-cinza (Sotalia guianensis) do litoral do Espírito Santo

Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2012
Estudou-se o desenvolvimento do boto-cinza (Sotalia guianensis) do litoral do Espírito Santo e verificou-se se a análise das radiografias da aleta peitoral pode ser utilizada para tal.
A.P.M. Carvalho, J. Ywasaki, C.T. Azevedo, A.S. Campos, F.F. Queiroz, L.A.E. Pontes, L.A. Barbosa, L.S. Silveira   +7 more
doaj   +1 more source

Cetacean Morbillivirus: Current knowledge and future directions [PDF]

, 2014
We review the molecular and epidemiological characteristics of cetacean morbillivirus (CeMV) and the diagnosis and pathogenesis of associated disease, with six different strains detected in cetaceans worldwide.
Banyard, A., Barbieri, M., Colegrove, K.M., De Guise, S., Di Guardo, G., Dobson, A., Domingo, M., Duignan, P.J., Fauquier, D., Fernández, A., Goldstein, T., Grenfell, B., Groch, K.R., Gulland, F., Hall, A., Jensen, B.A., Jepson, P.D., Kuiken, T., Saliki, J.T., Sierra, E., Stephens, N., Stone, B., Tomo, I., Van Bressem, M.-F., Waltzek, T., Wang, J., Wellehan, J.F.X.   +26 more
core  

MORPHOLOGY AND GROWTH OF THE VENTRICULAR MYOCARDIUM OF SOTALIA GUIANENSIS [PDF]

, 2023
A morfologia, o crescimento e o envelhecimento do coração, não só de Sotalia guianensis (boto-cinza), como também de todos os cetáceos é pouco conhecida.
BARBOSA, Lupércio Araújo, DA SILVA, Letícia Versiani Gomes, DA SILVEIRA, Leonardo Serafim, DEMARQUE, Isis de Oliveira Carvalho, LAILSON-BRITO, José, LEANDRO, Hassan Jerdy, ROCHA, Vinícius Novaes   +6 more
core   +1 more source

O Desenvolvimento do Turismo Náutico e a sua Ligação com a Observação do Boto-Cinza (sotalia guianensis) na Região de Cananéia, Litoral Sul do Estado de São Paulo

Revista Turismo em Análise, 2010
Resumo O boto-cinza é hoje um grande atrativo e gerador de renda para a região estuarina de Cananéia. O crescimento da infra-estrutura turística desta região parece estar intimamente relacionado com o crescimento do interesse em observar estes animais na
Gislaine de Fátima Filla, Emydio Monteiro Filho   +1 more
doaj  

Capture-recapture abundance estimate of Guiana dolphins in southeastern Brazil

Ciencias Marinas, 2012
The objective of this study was to estimate the abundance of Sotalia guianensis in Sepetiba Bay, southeastern Brazil, based on photographic identification of animals. Estimates of population size were obtained using capture-recapture models for a closed
M Freitas-Nery, S Marino-Simão
doaj   +1 more source

Records of Guiana dolphin, Sotalia guianensis, in the State of Ceará, Northeastern Brazil

Latin American Journal of Aquatic Mammals, 2010
The Guiana dolphin, Sotalia guianensis, is a small delphinid found in costal waters, estuaries and bays from Santa Catarina, Brazil, to Nicaragua. Strandings of Guiana dolphins were recorded systematically and opportunistically in the coast of Ceara (~02-04oS), northeastern Brazil, from 1992 to 2005. A total of 160 single events were documented.
A. C. O. Meirelles, A. C. Ribeiro, C. P. N. Silva, A. A. Soares-Filho   +3 more
openaire   +2 more sources

Description of the surface behaviour of marine tucuxi, Sotalia guianensis, at Pipa Beach - RN / Descrição do comportamento de superfície do boto cinza, Sotalia guianensis, na Praia de Pipa - RN

Psicologia: Reflexão e Crítica, 2008
Research in animal behavior is a consolidated area whose development and diversification in several countries have originated some subjects and investigation approaches, such as Ethology, Behavior Ecology, Neuroecology, Psychology and Evolutionist ...
Lídio França do Nascimento, Priscila Izabel A. P. Medeiros, Maria Emilia Yamamoto   +2 more
doaj  

Pyrethroid insecticides along the Southwestern Atlantic coast: Guiana dolphin (Sotalia guianensis) as a bioindicator

Science of The Total Environment, 2020
The presence of pyrethroid compounds in hepatic tissue of Guiana dolphins (Sotalia guianensis) is reported for the first time. Twelve pyrethroids were determined in 50 animals from eight locations of the Brazilian coast. The highest average concentration of total pyrethroids (∑PYR) was 1166 ng.g-1 lw, with values ranging from 148 to 5918 ng.g-1 lw, in ...
Lara G. Vidal, Monizze Vannuci-Silva, Mariana B. Alonso, Maria L. Feo, Cayo Corcellas, Tatiana L. Bisi, Leonardo Flach, Ana Bernadete Lima Fragoso, Flávio J. Lima Silva, Vítor Luz Carvalho, Ana Carolina O. de Meirelles, Camila Domit, Lupércio A. Barbosa, Marta J. Cremer, Alexandre F. Azevedo, João Paulo M. Torres, Olaf Malm, José Lailson-Brito, Ethel Eljarrat   +18 more
openaire   +3 more sources