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 …

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 …

Intrapopulation variation in the diet of franciscana dolphin (Pontoporia blainvillei) off southern Brazil

M Bassoi, ER Secchi, D Danilewicz… - Journal of the Marine …, 2021 - cambridge.org
The franciscana dolphin (Pontoporia blainvillei) is a coastal dolphin endemic to the western
South Atlantic Ocean. The dolphin is listed as vulnerable in the IUCN Red List, with …

Overview of franciscana diet

S Botta, M Bassoi, GC Troina - The franciscana dolphin, 2022 - Elsevier
We conducted a meta-analysis of the franciscana (Pontoporia blainvillei) diet based on
published data on stomach contents and stable isotopes, from 1867 to 2021. We provide an …

Oceanographic processes driving the feeding ecology of franciscana dolphin off Southern Brazilian coast

M Bassoi, JG Shepherd, ER Secchi, IB Moreno… - Continental Shelf …, 2020 - Elsevier
The franciscana (Pontoporia blainvillei) is a coastal dolphin endemic to the south-western
Atlantic Ocean. Incidental captures in fishing gillnets are the greatest conservation concern …

Feeding habits of the franciscana dolphin (Pontoporia blainvillei) in south-eastern Brazil

LB Campos, XM Lopes, E Da Silva… - Journal of the Marine …, 2020 - cambridge.org
This study evaluated the feeding habits of the franciscana dolphin (Pontoporia blainvillei) in
south-eastern Brazil. Stomach contents were collected from a total of 145 dead specimens …

PAHs in franciscana dolphins from the Southwestern Atlantic Ocean: Concentration and maternal transfer assessments

EB Santos-Neto, BMR Manhães… - Marine Pollution …, 2024 - Elsevier
Polycyclic aromatic hydrocarbons (PAHs) are organic compounds ubiquitous in the
environment and known for their toxic, mutagenic, and carcinogenic effects. These …

Coastal development and habitat loss: understanding and resolving associated threats to the franciscana, Pontoporia blainvillei

C Domit, TH Trevizani, APC Farro, AZ Silva… - The Franciscana …, 2022 - Elsevier
The constrained distribution of franciscana, Pontoporia blainvillei to coastal habitats off
southern Brazil, Uruguay, and Argentina renders them highly vulnerable to various impacts …

Spatial trends of trace elements bioaccumulation in the most endangered dolphin from the Southwestern Atlantic Ocean: The franciscana (Pontoporia blainvillei)

M Vannuci-Silva, BMR Manhães, EB Guari, S Botta… - Environmental …, 2022 - Elsevier
Trace elements bioaccumulation patterns can be an important tool to assess differences
among cetaceans' populations. In this work, their use as potential chemical markers to …

Divergence, diagnosability, and description of a new subspecies of franciscana dolphin Pontoporia blainvillei (Gervais & d'Orbigny, 1844)

L Nara, ER Secchi, HA Cunha - Journal of Mammalian Evolution, 2024 - Springer
Genetic data have become an important asset to enhance the delimitation of cetacean
species, subspecies, and populations, considering the difficulties in obtaining representative …