{"id":{"repo_id":"mo-state","oai_identifier":"oai:bearworks.missouristate.edu:theses-1627"},"canonical_url":"https://search.dev.ndltd.org/etd/mo-state/oai:bearworks.missouristate.edu:theses-1627","repository":{"repo_id":"mo-state","name":"Missouri State University","base_url":"https://bearworks.missouristate.edu/do/oai/"},"display":{"title":"Home Range and Nocturnal Activity of the Ozark Hellbender","abstract":"Radio-telemetric methods were used to determine home ranges and nocturnal activity of seven Ozark hellbenders, Cryptobranchus alleganiensis bishipi, in the North Fork of the White River, Ozark County, Missouri, during a 14 day period in August, 1979. The mean elliptical home range for combined sexes was 90.01 m² (82.92 m² for males, 99.43 m² for females). The nocturnal activity rhythms were monophasic with a mean peak of 1.8 m of movement during the 2 hour time interval shortly after the onset of darkness. The mean direction of nocturnal movement was 296.63° which closely corresponds to the upstream direction of 295°. At dawn they returned to their \"home rock\" and remained in that area until dusk.","abstract_html":"Radio-telemetric methods were used to determine home ranges and nocturnal activity of seven Ozark hellbenders, Cryptobranchus alleganiensis bishipi, in the North Fork of the White River, Ozark County, Missouri, during a 14 day period in August, 1979. The mean elliptical home range for combined sexes was 90.01 m² (82.92 m² for males, 99.43 m² for females). The nocturnal activity rhythms were monophasic with a mean peak of 1.8 m of movement during the 2 hour time interval shortly after the onset of darkness. The mean direction of nocturnal movement was 296.63° which closely corresponds to the upstream direction of 295°. At dawn they returned to their "home rock" and remained in that area until dusk.","abstract_has_math":false,"creators":["Coatney, Charles E."],"institution":null,"degree_name":"Master of Science in Biology","degree_level":"Masters","degree_discipline":"Biology","degree_department":null,"school":null,"contributors":["Robert Wilkinson"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1982,"date_issued":"1982-05-01T07:00:00Z","date_published":"1982-05-01T07:00:00Z","updated_at":"2026-07-24T03:15:42Z","subjects":["Biology"],"languages":[],"rights":["© Charles E Coatney"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://bearworks.missouristate.edu/theses/626","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Robert Wilkinson"]},{"key":"dc:creator","label":"Author","values":["Coatney, Charles E."]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"thesis:degree_discipline","label":"Discipline","values":["Biology"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science in Biology"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Biology"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:rights","label":"Dc Rights","values":["© Charles E Coatney"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://bearworks.missouristate.edu/theses/626"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Radio-telemetric methods were used to determine home ranges and nocturnal activity of seven Ozark hellbenders, Cryptobranchus alleganiensis bishipi, in the North Fork of the White River, Ozark County, Missouri, during a 14 day period in August, 1979. The mean elliptical home range for combined sexes was 90.01 m² (82.92 m² for males, 99.43 m² for females). The nocturnal activity rhythms were monophasic with a mean peak of 1.8 m of movement during the 2 hour time interval shortly after the onset of darkness. The mean direction of nocturnal movement was 296.63° which closely corresponds to the upstream direction of 295°. At dawn they returned to their \"home rock\" and remained in that area until dusk."]},{"key":"dc:title","label":"Title","values":["Home Range and Nocturnal Activity of the Ozark Hellbender"]}]}],"canonical_facts":{"dc:contributor":["Robert Wilkinson"],"dc:creator":["Coatney, Charles E."],"dc:description.abstract":["Radio-telemetric methods were used to determine home ranges and nocturnal activity of seven Ozark hellbenders, Cryptobranchus alleganiensis bishipi, in the North Fork of the White River, Ozark County, Missouri, during a 14 day period in August, 1979. The mean elliptical home range for combined sexes was 90.01 m² (82.92 m² for males, 99.43 m² for females). The nocturnal activity rhythms were monophasic with a mean peak of 1.8 m of movement during the 2 hour time interval shortly after the onset of darkness. The mean direction of nocturnal movement was 296.63° which closely corresponds to the upstream direction of 295°. At dawn they returned to their \"home rock\" and remained in that area until dusk."],"dc:identifier":["https://bearworks.missouristate.edu/theses/626"],"dc:rights":["© Charles E Coatney"],"dc:subject":["Biology"],"dc:title":["Home Range and Nocturnal Activity of the Ozark Hellbender"],"thesis:degree_discipline":["Biology"],"thesis:degree_level":["Masters"],"thesis:degree_name":["Master of Science in Biology"]},"updated_at":"2026-07-24T03:15:42Z"}