B.Sc. 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). fishing, and chemical pollution of the water. Eleven areas altered by local residents to cultivate manioc on the margins of watercourses used by giant river otters were recorded. Livro Vermelho da Fauna Brasileira Ameaçada de Extinção. Mitigação e monitoramento dessas ameaças são de extrema importância para a manutenção das ariranhas na área. 7 fascinating facts about giant otters As the name suggests, the giant otter is the world's largest otter species and is well-known from wildlife documentaries. I bet that’s bigger than you expected! B.; QUEIROZ, H. L.; PINTO, L. P.; MASTERSON, D.; CAVALCANTI, R. B. Os corredores ecológicos das florestas tropicais do Brasil. Fax: +55 (97) 3343-9718. TREVES and KARANTH, 2003). Piagaçu-Purus: bases científicas para a criação de uma reserva de desenvolvimento sustentável. Plano de ação nacional para conservação da ariranha (Pteronura brasiliensis). Based on our own observations during the survey for giant otters along the rivers, the number, frequency, and spatial distribution of negative interactions between humans and giant river otters varied among years. Out of 107 encounters with residents heading to extractivism areas, in 36% (n = 39) dogs were observed onboard. Giant otters have also been known to The river otter, unlike fish, cannot breathe underwater because of a lack of gills. A.; FOLKENS, P. Guide to the marine mammals of the world. In year II, the species expanded the area used to the headwaters of Amanã Lake and three negative interactions were recorded along Urumutum and two along Baré. 3,600 residents and users, distributed in 84 localities and 612 residences (http://www.mamiraua.org.br/pt-br/reservas/amana/). [ Links ], LIMA, D. S.; MARMONTEL, M.; BERNARD, E. Site and refuge use by giant river otters (Pteronura brasiliensis) in the Western Brazilian Amazonia. 200p. They are often mistaken for beavers though. The human occupation history in Amanã dates back to the early twentieth century, when migrants from the rivers Juruá, Jutaí, and Japurá established themselves in the region, aiming at the economical exploration of the natural resources available upstream of the lake (see ALENCAR, 2006, for further information on the human presence in the area). [ Links ], MAGURRAN, A. E.; QUEIROZ, H. Evaluating tropical biodiversity: Do we need a more refined approach? pelts or skulls, or traps), or indirect threats, like habitat loss due to the conversion of once pristine areas into human-modified areas. 527 p.         [ Links ], ROCHA-CAMPOS, C. C.; GUSMÃO-CÂMARA, I.; PRETTO, D. J. Conflicts between humans and giant otters (Pteronura brasiliensis) in Amanã Reserve, Brazilian Amazonia1, Danielle dos Santos LimaI; Miriam MarmontelII; Enrico BernardIII, IPrograma de Pós-Graduação em Biodiversidade Tropical (PPGBio), Universidade Federal do Amapá (UNIFAP). After approximately 30 years of absence, giant otters were spotted in the Amanã Lake in 2000, after the creation of the Amanã Reserve. 80 p.         [ Links ], AYRES, J. M.; FONSECA, G. A. Winged refers 2003. Conservation Biology, Cambridge, v. 17, n. 6, p. 1491-1499. otters used to be hunted as well, but today there are laws to The heaviest weigh in at up to 100lbs – again, you wouldn’t want to get on the Áreas aquáticas protegidas como instrumento de gestão pesqueira. At the end of 1st Street in the small community of Otter Rock and technically off of the OCT (by 0.1 miles) lies a small state park called Devils Punchbowl State Natural Area. (Your vote has been cast.) SEA OTTER RECOVERY TEAM, 2003; GROENENDIJK et al., 2005; Figure 3). [ Links ], ANDRADE, M. C. M.; LUNA, F. O.; REIS, M. L. Fisheries and Oceans Canada. American river otter. Apex Predator. Giant otter sightings were obtained from a total of 198.9 km of rivers (river length measured via GPS) surrounding the National Forest of Amapá. In Peru, the giant river otter is classified as Endangered by the decree, DS 004-2014-MINAGRI. susceptible to parvovirosis, a disease carried by dogs and cats. 176 f. Tradução espanhol da dissertação em alemão: Vorkommen, Habitatnutzung und Schutz des Riesenotters (Pteronura brasiliensis) in Peru (1996), Munich Christof. IUCN/SSC Otter Specialist Group, Gland, 1990. 2000. Ações de pesquisa e conservação com relação ao estudo de ariranhas (Pteronura brasiliensis) no Brasil. Telefone: +55 (96) 3312-1757. As an alternative to avoid constant damage to the nets, the residents affirmed that they alternate fishing sites with those least used by giant river otters. As a top predator, the giant otter does not have many natural threats. Measures for the prevention and control of these threats must be included in the management plan of the Amanã Reserve. Giant Otter This South American otter is the world's largest, at some 6 feet long. Otter family attack two teenage boys swimming in California lake The two boys had to be taken to hospital for rabies shots Chris Whitney, 13, and … It is believed that the Brazilian Amazonia and some areas in the Pantanal harbor stable populations of giant river otters, possibly under recovery (MACHADO et al., 2008; LEUCHTENBERGER and MOURÃO, 2008). Rodovia Juscelino Kubitschek s/n, km 2, Jardim Marco Zero, 68.902-280, Macapá, Amapá, Brasil. Residents with less familiarity with giant river otters (n = 60) shared the perception that these animals are aggressive and "courageous", and have an investigatory behavior and elaborate vocalizations interpreted as an attack alert. Information on the human impact on this otter population was compiled based on 83 interviews with residents. Faculty of Natural Sciences, Georgetown, 2002. Behavior and conservation of the Amazon’s giant river otter. Mammal Review, Oxford, n. 27, p. 1-26, 1997. The map of records of giant river otters upstream of the Amanã Lake during the study suggests that there are 14 areas where these negative interferences occur (Figure 2). 16 p.         [ Links ], ROSAS, F. C. W.; SOUSA-LIMA, R. S.; DA SILVA, V. M. F. Avaliação preliminar dos mamíferos do baixo rio Purus. [ Links ], CHIZZOTTI, A. Both species are said to have had a high economic importance in the past. The three records involved males; of which one adult and one cub were found by owners of the nets at an early stage of decomposition. A holt may consist of as many as 10 Just about everyone that seems them has a comment in that regard to make. 2010. Giant otters are also found in Bolivia, Brazil, Colombia, Ecuador, Peru and Venezuela, and are believed to have become extinct in Argentina and Uruguay. Instituto Chico Mendes de Conservação da Biodiversidade, Brasília, 2011. They can use their paws almost as well as a human can use his hands. [ Links ], SCHENCK, C.; STAIB, J. Likewise Staib and Schenck (1994), who described entanglement followed by death of giant river otters in nets of commercial fishermen, our study shows that subsistence fishing was also responsible for otter mortality. Flagship species: case studies in wildlife tourism management. 2001. Two days after capturing the cub, the residents agreed to give it back to its group, after a successful intervention by our research group. The giant otter (GO - Pteronura brasiliensis) is the largest otter species, endemic to South America and currently considered endangered ... so that isolated human dwellings next to these watercourses enable more otter sightings during the wet season. The Giant Otter's scientific name is Pteronura 2003. Giant otter populations were decimated throughout their range by the fur trade, for example, 1000–3000 pelts were exported annually from the Brazilian Amazon during the 1950–60’s (Smith, 1980). Mammals using inland and coastal waters frequently interact with humans, as they often share habitats and explore similar resources (REEVES et al., 2002). So the otter raises it's head above the water to breathe. [ Links ], MARMONTEL, M.; CALVIMONTES, J. Conflictos actuales y potenciales entre los lobos de río (Pteronura brasiliensis) y los pobladores de las cabeceras del Lago Amanã, Amazonas, Brasil. NEXT> 3. They are a part of the animal family Mustelid. after the next year's litter are born, but usually remain with the As a top predator, the giant otter does not have many natural [ Links ], SCHENCK, C. Lobo de río (Pteronura brasiliensis): presencia, uso del hábitat y protección en el Perú. With a footprint that is often bigger than a human hand, the giant river otter is the largest of the world’s 13 otter species, reaching six feet in length and weighing up to 70 pounds. ANCHORAGE, Alaska (KTUU) - Three sea otter pups are now in the care of the Alaska SeaLife Center in Seward. Photorator photo. Entering to the Tambopata jungle, tourists find a different universe in which they are recieved by immense trees and the sound of the jungle, surrounded by an environment of magic; every step a new animal species comes closer and the question to the guides become endless. 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