... then assessed using a combination of in vivo , in vitro and biochemical approaches. Critical thermal maximum was higher in TD brook char despite significant reductions in maximum heart rate. In vivo , TD brook char exhibited a lower resting heart rate, blunted hypoxic bradycardia and a severe reduction in time...

.... © 2022. Published by The Company of Biologists Ltd 2022 Summary: Presentation of a framework to reconcile methodological measurements and mechanisms related to the physiology of heat stress tolerance limits, thermal injury and repair in ectotherms. Critical thermal maximum Thermal...

... , N. and Blanchard , J. L . ( 2020 ). Fish body sizes change with temperature but not all species shrink with warming . Nat. Ecol. Evol . 4 , 809 - 814 . 10.1038/s41559-020-1171-0 Becker , C. D. and Genoway , R. G . ( 1979 ). Evaluation of the critical thermal maximum...

... temperature tolerance (critical thermal maximum, CT max ), as well as temperature preference ( T pref ) and avoidance ( T avoid ) of the round goby ( Neogobius melanostomus ), one of the most impactful invasive species in the world. We show that round goby maintained a high aerobic scope from 15 to 28°C...

... , W. I. and Hutchison , V. H. ( 1997a ). The critical thermal maximum: data to support the onset of spasms as the definitive end point . Can. J. Zool.   75 , 1553 - 1560 . 10.1139/z97-782 Lutterschmidt , W. I. and Hutchison , V. H. ( 1997b ). The critical thermal maximum...

... costs associated primarily with increasing demands for aerobic activity. The critical thermal maximum (CT max ) is operationally defined by a failure in some performance metric, often AAS. However, the aerobic thermal limit (AT max ), the temperature at which aerobic scope is projected to reach zero...

...: Developmental temperatures affect thermal limit plasticity in adults of a marine ectotherm, and changes in these limits are paralleled by differences in ATP synthesis rate and heat shock protein expression. Upper thermal tolerance was estimated by critical thermal maximum (CT max ) trials using loss...

.../user-licence-1-1/ Summary: Embryos of two lizard species differ in thermal tolerance in ways that correspond with species-specific nest microhabitats and patterns of occupancy throughout the urban matrix. Anolis Critical thermal maximum Early-life stage Global change Oxygen-limited...

... availability The data and analysis script are available from the figshare data repository: https://figshare.com/s/13ea251dc8c883e0d775 References Becker , C. D. and Genoway , R. G. ( 1979 ). Evaluation of the critical thermal maximum for determining thermal tolerance of freshwater fish...

... and acclimation influence estimates of critical temperatures. Critical maximum and minimum temperatures Critical thermal maximum Heat stress Statistical model The upper and lower thermal limits of organisms are important determinants of their ecology, distribution and evolution ( Angilletta, 2009...

... acclimation. Freshwater (FW)-acclimated brook trout at 18°C ( T acc ) were exposed to SW for 16 days, whilst maintaining a FW control. Fish were examined for critical thermal maximum (CT max ) 0 (before), 2, 5 and 16 days after SW exposure, and sampled at T acc and CT max for analysis of plasma cortisol...

... Critical thermal maximum CT max Great Barrier Reef Climate change Climate warming Thermal tolerance Fish Ontogeny Climate change is causing concomitant increases in average temperature and carbon dioxide partial pressure ( P CO 2 ) in aquatic environments, as well as increasing...

... maxima in marine fishes under hypoxia. Aerobic scope Critical oxygen tension P crit Critical thermal maximum CT max Hypoxia Oxygen limit for thermal tolerance P CT max Temperature Marine ectotherms largely occupy the extent of latitudes tolerable within their thermal limits...

..., is surprisingly inefficient, and suggestive of heavy reliance on respiratory rather than cutaneous heat dissipation. Body temperature Critical thermal maximum Evaporative water loss Hyperthermia Pterocliformes Upper critical limit of thermoneutrality Deserts represent some of the most...

... clear. We measured the effects of single heat shocks and of diurnally fluctuating or constant rearing temperatures on the critical thermal maximum (CT max ) for final instar larvae of Manduca sexta . Brief (2 h) heat shocks at temperatures of 35°C and above significantly increased CT max relative...

... increased with significant curvature in response to increasing test temperature ( F 2,154 =495.88, P <0.001), but there was no significant difference between treatments. Tadpoles of all three species in the small DTF treatment had a significantly higher critical thermal maximum (CT max ) than...

...°C. 28 2 2015 7 4 2015 © 2015. Published by The Company of Biologists Ltd 2015 Highlighted Article: Heat tolerance varies with body size in African weavers in the Kalahari Desert. Body temperature Critical thermal maximum Evaporative water loss Hyperthermia...

.... Based on the conceptual model of ‘oxygen- and capacity-limited thermal tolerance’, we measured critical thermal maximum (CT max ), maximum heart rate ( f H,max ) and aerobic scope to test the hypothesis that these rainbow trout can maintain aerobic scope at high temperatures through a robust cardiac...

...Ashley S. Vorhees; Timothy J. Bradley SUMMARY Thermal limits to activity profoundly affect the abundance and distribution of ectothermic animals. Upper thermal limits to activity are typically reported as the critical thermal maximum (CT max ), the temperature at which activity becomes uncontrolled...

... of Entomology, University of Arizona, Tucson,AZ 85721, USA 28 7 2009 2009 microclimate respirometry leaf size critical thermal maximum Manduca sexta Datura wrightii Virtually all aspects of insect biology, from enzyme activity to behavior,are affected by body temperature...