{"id":{"repo_id":"udel","oai_identifier":"oai:udspace.udel.edu:19716/13025"},"canonical_url":"https://search.dev.ndltd.org/etd/udel/oai:udspace.udel.edu:19716/13025","repository":{"repo_id":"udel","name":"University of Delaware","base_url":"https://udspace.udel.edu/server/oai/request"},"display":{"title":"Interactive effects of diel-cycling hypoxia, pH, and temperature on growth of Fundulus heteroclitus, a common estuary-resident fish","abstract":"Growth rate (GS) of Fundulus heteroclitus was examined at three temperatures in several treatments of diel-cycling DO and pH. Diel-cycling pH (ranging either from 7.2-7.8 or 6.8-8.1) at 25°, 30° and 35°C did not significantly affect growth. However, wide ranging diel cycles in DO (1-11 mg O2 l-1 but not 3-9 mg O2 l-1) significantly reduced growth rates during initial 10 days of treatment at 30°C but not at 25°C. Rising temperature appears to determine whether diel-cycling DO significantly impacts growth rates of this species. F. heteroclitus acclimated to treatment conditions after 10 days, with initial differences in growth rate between treatments and control disappearing. In a separate experiment, F. heteroclitus did not show a statistically significant level of growth compensation when fish exposed to 10 days of treatment (1-11 mg O2 l-1, 6.8-8.1 pH) were returned to normoxia and control pH. However, the high level of individual growth variation following return to normoxia and control pH makes a definitive conclusion on growth compensation difficult.","abstract_html":"Growth rate (GS) of Fundulus heteroclitus was examined at three temperatures in several treatments of diel-cycling DO and pH. Diel-cycling pH (ranging either from 7.2-7.8 or 6.8-8.1) at 25°, 30° and 35°C did not significantly affect growth. However, wide ranging diel cycles in DO (1-11 mg O2 l-1 but not 3-9 mg O2 l-1) significantly reduced growth rates during initial 10 days of treatment at 30°C but not at 25°C. Rising temperature appears to determine whether diel-cycling DO significantly impacts growth rates of this species. F. heteroclitus acclimated to treatment conditions after 10 days, with initial differences in growth rate between treatments and control disappearing. In a separate experiment, F. heteroclitus did not show a statistically significant level of growth compensation when fish exposed to 10 days of treatment (1-11 mg O2 l-1, 6.8-8.1 pH) were returned to normoxia and control pH. However, the high level of individual growth variation following return to normoxia and control pH makes a definitive conclusion on growth compensation difficult.","abstract_has_math":false,"creators":["Bogue, Katherine"],"institution":"University of Delaware","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2013,"date_issued":"2013","date_published":"2013","updated_at":"2026-07-24T05:11:22Z","subjects":["Diel-cycling","Hypoxia","pH","Fundulus heteroclitus"],"languages":[],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier.doi","label":"DOI","values":["https://doi.org/10.58088/jmmq-cg74"],"render_values":[{"text":"https://doi.org/10.58088/jmmq-cg74","href":"https://doi.org/10.58088/jmmq-cg74","code":true}]}]},"links":{"outbound_url":"http://udspace.udel.edu/handle/19716/13025","outbound_label":"Repository record","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Bogue, Katherine"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2014-06-05T12:28:12Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2014-06-05T12:28:12Z"]},{"key":"dc:date.issued","label":"Date","values":["2013"]},{"key":"dc:publisher","label":"Institution","values":["University of Delaware"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Diel-cycling","Hypoxia","pH","Fundulus heteroclitus"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.doi","label":"DOI","values":["https://doi.org/10.58088/jmmq-cg74"]},{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://udspace.udel.edu/handle/19716/13025"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Growth rate (GS) of Fundulus heteroclitus was examined at three temperatures in several treatments of diel-cycling DO and pH. Diel-cycling pH (ranging either from 7.2-7.8 or 6.8-8.1) at 25°, 30° and 35°C did not significantly affect growth. However, wide ranging diel cycles in DO (1-11 mg O2 l-1 but not 3-9 mg O2 l-1) significantly reduced growth rates during initial 10 days of treatment at 30°C but not at 25°C. Rising temperature appears to determine whether diel-cycling DO significantly impacts growth rates of this species. F. heteroclitus acclimated to treatment conditions after 10 days, with initial differences in growth rate between treatments and control disappearing. In a separate experiment, F. heteroclitus did not show a statistically significant level of growth compensation when fish exposed to 10 days of treatment (1-11 mg O2 l-1, 6.8-8.1 pH) were returned to normoxia and control pH. However, the high level of individual growth variation following return to normoxia and control pH makes a definitive conclusion on growth compensation difficult."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["M.S."]},{"key":"dc:title","label":"Title","values":["Interactive effects of diel-cycling hypoxia, pH, and temperature on growth of Fundulus heteroclitus, a common estuary-resident fish"]}]}],"canonical_facts":{"dc:creator":["Bogue, Katherine"],"dc:date.accessioned":["2014-06-05T12:28:12Z"],"dc:date.available":["2014-06-05T12:28:12Z"],"dc:date.issued":["2013"],"dc:description.abstract":["Growth rate (GS) of Fundulus heteroclitus was examined at three temperatures in several treatments of diel-cycling DO and pH. Diel-cycling pH (ranging either from 7.2-7.8 or 6.8-8.1) at 25°, 30° and 35°C did not significantly affect growth. However, wide ranging diel cycles in DO (1-11 mg O2 l-1 but not 3-9 mg O2 l-1) significantly reduced growth rates during initial 10 days of treatment at 30°C but not at 25°C. Rising temperature appears to determine whether diel-cycling DO significantly impacts growth rates of this species. F. heteroclitus acclimated to treatment conditions after 10 days, with initial differences in growth rate between treatments and control disappearing. In a separate experiment, F. heteroclitus did not show a statistically significant level of growth compensation when fish exposed to 10 days of treatment (1-11 mg O2 l-1, 6.8-8.1 pH) were returned to normoxia and control pH. However, the high level of individual growth variation following return to normoxia and control pH makes a definitive conclusion on growth compensation difficult."],"dc:description.degree":["M.S."],"dc:identifier.doi":["https://doi.org/10.58088/jmmq-cg74"],"dc:identifier.uri":["http://udspace.udel.edu/handle/19716/13025"],"dc:publisher":["University of Delaware"],"dc:subject":["Diel-cycling","Hypoxia","pH","Fundulus heteroclitus"],"dc:title":["Interactive effects of diel-cycling hypoxia, pH, and temperature on growth of Fundulus heteroclitus, a common estuary-resident fish"],"dc:type":["Thesis"]},"updated_at":"2026-07-24T05:11:22Z"}