A synthesis of the ecology, human-related threats and conservation perspectives for the endangered franciscana dolphin

ER Secchi, MJ Cremer, D Danilewicz… - Frontiers in Marine …, 2021 - frontiersin.org
The franciscana is endemic to subtropical coastal waters of Brazil, Uruguay, and Argentina,
and is the only living species of the family Pontoporiidae. It is regarded as the most …

Population Structure of the Endangered Franciscana Dolphin (Pontoporia blainvillei): Reassessing Management Units

HA Cunha, BV Medeiros, LA Barbosa, MJ Cremer… - PloS one, 2014 - journals.plos.org
Franciscanas are the most endangered dolphins in the Southwestern Atlantic. Due to their
coastal and estuarine habits, franciscanas suffer from extensive fisheries bycatch, as well as …

Reassessment of the franciscana Pontoporia blainvillei (Gervais & d'Orbigny, 1844) distribution and niche characteristics in Brazil

KB do Amaral, D Danilewicz, A Zerbini… - Journal of Experimental …, 2018 - Elsevier
The franciscana (Pontoporia blainvillei) is the most threatened small cetacean of South
America. The species is endemic to coastal waters of the western South Atlantic Ocean …

Phylogeography of the endangered franciscana dolphin: timing and geological setting of the evolution of populations

L Nara, MJ Cremer, APC Farro, AC Colosio… - Journal of Mammalian …, 2022 - Springer
Abstract Pontoporia blainvillei (Gervais & d'Orbigny, 1844), the franciscana dolphin, is the
most endangered small cetacean in the Western South Atlantic. It is an endemic species …

Aerial photogrammetry techniques using drones to estimate morphometric measurements and body condition in South American small cetaceans

LL de Oliveira, A Andriolo, MJ Cremer… - Marine Mammal …, 2023 - Wiley Online Library
Aerial photogrammetry protocols using drones have proved efficient in monitoring free‐living
cetaceans. In this work an aerial photogrammetry protocol using a drone was applied to …

Ecological traits of the franciscana dolphin (Pontoporia blainvillei) from the Late Pleistocene to the present days based on stable isotope analysis

TS Carrasco, RC de Lima, GS da Mota… - Marine Mammal …, 2023 - Wiley Online Library
Late Pleistocene fossils from southern Brazil provide a unique opportunity to study the diet
and habitat use of the extant franciscana dolphin (Pontoporia blainvillei) prior to human …

Population variance in prey, diets and their macronutrient composition in an endangered marine predator, the Franciscana dolphin

P Denuncio, MNP Viola, GE Machovsky-Capuska… - Journal of sea …, 2017 - Elsevier
Disentangling the intricacies governing dietary breadth in wild predators is important for
understanding their role in structuring ecological communities and provides critical …

Distribution, population size and IUCN Red Listing of an isolated population of the threatened franciscana

F Sucunza, D Danilewicz, PH Ott, M Neves… - Endangered Species …, 2023 - int-res.com
The franciscana Pontoporia blainvillei is the only extant member of the family Pontoporiidae,
and its occurrence is restricted to coastal waters from Brazil to Argentina. The species is one …

Geographical and intrapopulation variation in the diet of a threatened marine predator, Pontoporia blainvillei (Cetacea)

B Henning, B de Sá Carvalho, MM Pires, M Bassoi… - Biotropica, 2018 - Wiley Online Library
Understanding diet variation is a major concern when developing conservation guidelines
for threatened species, especially for marine predators whose prey availability can be …

Reproductive parameters of franciscana dolphins (Pontoporia blainvillei) of Southeastern Brazil

DF Silva, RA Barbosa, VRM Conversani… - Marine Mammal …, 2020 - Wiley Online Library
Reproductive parameters of 168 franciscana dolphins, Pontoporia blainvillei (73 females
and 95 males) incidentally caught (n= 163) or stranded (n= 5) between 2005 and 2016 in …