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Showing 1 to 5 of 5 for “"arapaima"”.
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Air-breathing and movement ecology of Arapaima sp. in the Amazon
… air-breathing behavior and movement ecology of Arapaima sp., one of the most economically and ecologically significant species in the Amazon. Acoustic (n=15) and radio (n=12) telemetry was used to study the influences on air-breathing and movement ecology of arapaima in the Central Amazon. …
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Human and environmental influences on the distribution and abundance of arapaima in river floodplains of the Lower Amazon
… controlling the distribution and abundance of arapaima (Arapaima spp.) in river floodplains of the lower Amazon River, near the municipality of Santarém, Para State, Brazil. In chapter 1, a study of eight environmental variables in 13 dry season floodplain lakes demonstrates that lake depth, …
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Development and Prototype Validation of an Additive Manufactured Cubesat Propulsion Tank
… by designing a model which will be used by the ARAPAIMA cubesat that meets all the Air Force's University Nanosatellite Program (UNP), NASA's and Department of Defense's requirements for pressurized vessels and material properties. A finite element analysis study was conducted to determine where …
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Attitude Determination & Control System Design and Implementation for a 6U CubeSat Proximity Operations Mission
… Space Object Proximity Analysis and IMAging (ARAPAIMA) proximity operations mission. The satellite is equipped with a cold gas propulsion system capable of exerting 2.5 mN m torques in both directions about each body axis. The attitude sensors include an angular rate gyro and star tracker …
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Understanding the Role of Social Norms in Natural Resource Co-Management
… adherence in the community-based management of Arapaima gigas in the Brazilian Amazon. Based on face-to-face interviews with nearly 500 fishers in 46 rural villages, the study analyzed rule adherence with three key rules: minimum size limits, closed season, and prohibited lakes. Using randomized …