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Fig. 13.18 Petrol engine boats frequently used for whale watching tourism in Pipa beach, Rio
Grande do Norte State, Brazil. Conservation of animals and the environment where they live while
keeping economical and educational benefits of this industry, is one of the greatest challenges of
this activity (Photo: Fábio Pais)
Fig. 13.19 Fishing boats (diesel engine) traditionally used in the Cananéia estuary, São Paulo
State, Brazil. Fishers’ local knowledge is an additional tool to obtain information about cetaceans,
regarding their local particularities, fishing interactions, and behavior (Photo: Caio Louzada,
IPEC)
13 Anthropogenic Noise and Guiana Dolphins (Sotalia guianensis) in Brazil…
Fig. 13.18 Petrol engine boats frequently used for whale watching tourism in Pipa beach, Rio
Grande do Norte State, Brazil. Conservation of animals and the environment where they live while
keeping economical and educational benefits of this industry, is one of the greatest challenges of
this activity (Photo: Fábio Pais)
Fig. 13.19 Fishing boats (diesel engine) traditionally used in the Cananéia estuary, São Paulo
State, Brazil. Fishers’ local knowledge is an additional tool to obtain information about cetaceans,
regarding their local particularities, fishing interactions, and behavior (Photo: Caio Louzada,
IPEC)
13 Anthropogenic Noise and Guiana Dolphins (Sotalia guianensis) in Brazil…