According to Alencar (2006), the Amanã Lake played an important role in the process of human occupation in the region, because it was used as an access to the rivers Negro and Japurá. Relatório Final, Instituto de Desenvolvimento Sustentável Mamirauá, Tefé, 2006, 117 p. [ Links ], AMAZONAS. These shots resulted in the death of two individuals. Áreas de superposición usadas por el lobo de río y el hombre resultan en interacciones negativas. We believe that the growth in populations of giant river otters and their subsequent contact with humans in the surroundings of the Amanã Lake will lead to an increase in negative interactions, with negative consequences for a species that, even increasing its local population, is still endangered. 132 p. [ Links ], ROCHA-CAMPOS, C. C.; GUSMÃO-CÂMARA, I. The giant river otter. Giant river otters are poorly known by local residents, which resulted in the death of individuals of this species motivated by fear, curiosity, and interference in fishing activities. individuals, led by an adult breeding pair. Sea otter . This familiarity results from the experience (direct or by family members) obtained through hunting wildlife (39%, n = 9), including giant river otters, for animal skin trade in the last century (61%, n = 14). While in the past, poaching for pelts was the giant otters gravest threat, they are now most threatened by increase human settlement and activity throughout the species range. From September 2001 to September 2010, field excursions of ∼6 days, typically involving 3 … [ Links ], DUPLAIX, N.; WALDEMARIN, H. F.; GROENENDIJK, J.; EVANGELISTA, E.; MUNIS, M.; VELASCO, M.; BOTELLO, J. C. 2008. Cortez, São Paulo, 2000. pelts or skulls, or traps), or indirect threats, like habitat loss due to the conversion of once pristine areas into human-modified areas. Diário Oficial do Estado do Amazonas, Poder Executivo, Manaus, 6 ago. Post 9:04 PM - May 30 #17 2020-05-30T21:04. Find … All encounters between interviewees and otters occurred during movements in the watercourses that lead to extractivism areas or crops used by local residents, or even in areas close to these sites. (Org.). The highest incidence of negative interactions occurred near areas occupied by humans either close to community organizations, where there is higher human population density, or in the vicinity of isolated residences located in igarapés upstream of the Amanã Lake (Figures 2 and 3). Giant Otter This South American otter is the world's largest, at some 6 feet long. A way to conciliate the expectation of income by the local population with the purposes of the reserve could be the exploration of giant river otters as a touristic attraction. In year I, the species was recorded along three rivers and negative interactions were recorded in the streams Urumutum (3 records) and Baré (1 record - Figures 2 and 3). The human impacts identified in the present study must be regarded as threats and may compromise the long-term maintenance and recolonization of giant river otters around the lake. In Brazil, the species is considered under extinction risk in an imminent future (IBAMA, 2001; MACHADO et al., 2008; ICMBio, 2010). Information on the human impact on this otter population was compiled based on 83 interviews with residents. 2003. In addition, residents attributed their attempts to kill giant river otters to fear of being attacked on their boats. Lightning. Mammal Review, Oxford, n. 27, p. 1-26, 1997. Manaus, 2007. p. 18. Canisius College students under the direction of However, thanks to successful conservation efforts the numbers have continued to increase. Informações acerca do impacto humano sobre essa população foram compiladas a partir de entrevistas com 83 moradores. Two days after capturing the cub, the residents agreed to give it back to its group, after a successful intervention by our research group. [ Links ], STAIB, E.; SCHENCK. According to the land owners, there were refuges used by giant river otters before the vegetation was cut, but the animals abandoned the area after it was altered. Endemic to South America, the giant river otter is restricted to aquatic ecosystems in tropical forests and wetlands up to 300 m a.s.l. Photo by: Frank Hajek. Telefone: +55 (97) 3343-9782. The species is classified by the IUCN as endangered (A3cd) due to its small populations, restricted occurrence areas, and local extinctions recorded along its historical geographic range (DUPLAIX et al., 2008). 3,566 864. Other mustelids include ferrets and mink. The reserve occupies an area with extensive pristine forest with low human density and high wildlife richness. Giant otters are Spotted necked otter. This type of mesh is used in the region mainly to capture fish like the tambaqui (Colossoma macropomum). They form cohesive family groups, usually with 3-12 individuals, composed by one reproductive couple and several young from different generations (DUPLAIX, 1980; SCHWEIZER, 1992; CARTER and ROSAS, 1997; STAIB, 2005). A total of 18,181 km along 13 water bodies were surveyed in 465 days of fieldwork. degree. SEA OTTER RECOVERY TEAM, 2003; GROENENDIJK et al., 2005; Figure 3). Brasília, 2007. p. 239-261. 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