Results 121 to 130 of about 2,162 (213)

Non-metric characters in two species of Sotalia (Gray, 1866) (Cetacea, Delphinidae)

Brazilian Journal of Biology
Analyses of non-metric characters of the skull and cervical vertebrae were performed among samples of dolphins of the genus Sotalia from the north, northeast and south Brazilian coast (S.
DC. Fettuccia, VMF. da Silva, PC. Simões-Lopes   +2 more
doaj   +1 more source

Molecular Detection of Pathogenic <i>Leptospira</i> sp. in Cetaceans from the Brazilian Coast. [PDF]

Transbound Emerg Dis, 2023
Torres FD, Borges ALDSB, de Castilho PV, Kolesnikovas C, Domit C, Dos Santos J, Bonfim WAG, Carvalho VL, Barbosa CB, Ribeiro VL, Carvalho-Costa FA, Di Azevedo MIN, Lilenbaum W.   +12 more
europepmc   +1 more source

Review of thirty-two years of toothed whale strandings in Santa Catarina, southern Brazil (Cetacea: Odontoceti)

Zoologia (Curitiba)
Marine mammal strandings provide valuable insights into local biodiversity. Strandings can be caused by both natural and anthropogenic factors. In the state of Santa Catarina, Southern Brazil, organized marine mammal collections started in the 1980s ...
Thaís dos S. Vianna, Carolina Loch, Pedro V. de Castilho, Morgana C. Gaidzinski, Marta J. Cremer, Paulo C. Simões-Lopes   +5 more
doaj   +1 more source

Report of the Working Group on Biology and Ecology [PDF]

, 2002
Bassoi, M., Bastida, R., Caon, G., Catao-Diaz, J.L., Danilewicz, D., Lailson-Brito , J., Marigo, J., Monteiro de Rocha, A., Muelbert, M., Ott, P.H., Ramos, R., Rodriguez, D., Rosas, F., Ruoppolo, V., Secchi, E.R.   +14 more
core   +1 more source

UNUSUAL RESPONSES OF GUIANA DOLPHINS (SOTALIA GUIANENSIS) TO THE PRESENCE OF SWIMMERS AND BOATS

Arquivos de Ciências do Mar
The Guiana dolphin, Sotalia guianensis, classified as 'Vulnerable' to extinction in Brazil, exhibits a particularly small population within Mucuripe embayment, Ceará state, Northeastern Brazil. This study investigated their behavioral responses from October 2019 to May 2021 as part of the environmental licensing requirements for dredging and land ...
Livio Moreira de Gurjão, Cinthya Leite de Oliveira, Heideger Lima do Nascimento, Vitor Luz Carvalho, Ana Carolina Oliveira de Meirelles   +4 more
openaire   +1 more source

Cetacean diversity on the Parnaiba Delta, Maranhão state, northeastern Brazil

Brazilian Journal of Biology
The increase in the research of cetacean surveys on the Brazilian coast has brought new data on the distribution of species never reported before. The present work reviews the current knowledge on cetaceans species and extends this knowledge with an ...
FA. Magalhães, CH. Tosi, RG. Garri, S. Chellappa, FL. Silva   +4 more
doaj   +1 more source

Progress report on the Sotalie study (Sotalia guianensis)

Les dauphins de rivières et notamment les sotalies de Guyanes (Sotalia guianensis) sont des animaux discrets et ainsi difficiles à étudier. Pour étudier le comportement de ces animaux, en particulier leurs zones de présence, leurs habitudes journalières ou encore leurs modes de communication, l’acoustique passive est une méthode très efficace.
Chavin, Stéphane, Mahé, Pierre, Glotin, Hervé   +2 more
openaire   +1 more source

Molecular Detection and Characterization of Mycoplasma spp. in Marine Mammals, Brazil. [PDF]

Emerg Infect Dis, 2023
Duarte-Benvenuto A, Sacristán C, Ewbank AC, Zamana-Ramblas R, Lial HC, Silva SC, Arias Lugo MA, Keid LB, Pessi CF, Sabbadini JR, Ribeiro VL, do Valle RDR, Bertozzi CP, Colosio AC, Ramos HDCG, Sánchez-Sarmiento AM, Ferioli RB, Pavanelli L, Ikeda JMP, Carvalho VL, Catardo Gonçalves FA, Ibáñez-Porras P, Sacristán I, Catão-Dias JL.   +23 more
europepmc   +1 more source

NURSERY AREA FOR THE THREATENED GUIANA DOLPHIN, SOTALIA GUIANENSIS, ON THE NORTHEAST COAST OF BRAZIL

International Journal of Conservation Science
Cetacean calves are considered fragile and vulnerable, especially in the first year of life. To guarantee safety and increase the likelihood of survival, females with calves use habitats with unique characteristics, called nursery areas. In the present study, we investigated whether the Guiana dolphin Sotalia guianensis, considered a threatened species
Gessica Rafaelly Dantas da SILVA, Maria Gabriela Fernandes Martins de MEDEIROS, Vitor de Oliveira LUNARDI, Diana Gonçalves LUNARDI   +3 more
openaire   +1 more source

Population genetic structure of Guiana dolphin (Sotalia guianensis) from the southwestern Atlantic coast of Brazil. [PDF]

PLoS One, 2017
Ywasaki Lima J, Machado FB, Farro APC, Barbosa LA, da Silveira LS, Medina-Acosta E.   +5 more
europepmc   +1 more source