337
Table 13.1 Recent researches describing the frequency range of whistles by the Guiana dolphin (Sotalia guianensis)
on its occurrence in Brazilian coast, in
Costa Rica and Venezuela
Whistles
(S.guianensis)
Cananéia
estuary (SP)
Guanabara
Bay (RJ)
Sepetiba Bay
(RJ)
Paraty Bay
(RJ)
Caravelas
estuary (BA) Pipa beach (RN)
Costa Rica
Venezuela
Max. Freq. (kHz)
46.8
66.7
44.9
42.84
24
47.5
48.4
2.88
Min. Freq. (kHz)
1.05
1.7
1.87
1.03
1.39
0.42
1.4
5.31
References
Deconto and
Monteiro-Filho
(2013, 2016)
Andrade et al.
(2015)
Andrade
et al. (2014)
Andrade
et al. (2014)
Garcia
(2009)
Martins et al.
(2016),
Albuquerque and
Souto (2013)
MayCollado
(2013)
BarriosGarrido et al.
(2016)
13 Anthropogenic Noise and Guiana Dolphins (Sotalia guianensis) in Brazil…