Search Results - "Rummer, J L"
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Critical thermal maxima of early life stages of three tropical fishes: Effects of rearing temperature and experimental heating rate
Published in Journal of thermal biology (01-05-2020)“…Marine ectotherms are often sensitive to thermal stress, and certain life stages can be particularly vulnerable (e.g., larvae or spawners). In this study, we…”
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A unique mode of tissue oxygenation and the adaptive radiation of teleost fishes
Published in Journal of experimental biology (15-04-2014)“…Teleost fishes constitute 95% of extant aquatic vertebrates, and we suggest that this is related in part to their unique mode of tissue oxygenation. We propose…”
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Validation of the i-STAT system for the analysis of blood gases and acid–base status in juvenile sandbar shark ( Carcharhinus plumbeus )
Published in Conservation physiology (2015)“…We validated the i-STAT system for the analysis of blood parameters in sandbar shark. Results indicate that it is a useful tool for measuring blood pH and…”
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Coping with environmental degradation: Physiological and morphological adjustments of wild mangrove fish to decades of aquaculture-induced nutrient enrichment
Published in Marine pollution bulletin (01-08-2024)“…The impact of eutrophication on wild fish individuals is rarely reported. We compared physiological and morphological traits of Siganus lineatus chronically…”
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Altered brain ion gradients following compensation for elevated CO2 are linked to behavioural alterations in a coral reef fish
Published in Scientific reports (13-09-2016)“…Neurosensory and behavioural disruptions are some of the most consistently reported responses upon exposure to ocean acidification-relevant CO 2 levels,…”
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Reduced and reversed temperature dependence of blood oxygenation in an ectothermic scombrid fish: implications for the evolution of regional heterothermy
Published in Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology (2010)“…Tunas (family Scombridae) are exceptional among most teleost fishes in that they possess vascular heat exchangers which allow heat retention in specific…”
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Physiological tolerance to hyperthermia and hypoxia and effects on species richness and distribution of rockpool fishes of Loggerhead Key, Dry Tortugas National Park
Published in Journal of experimental marine biology and ecology (15-04-2009)“…Rockpools on Loggerhead Key in the Dry Tortugas National Park experience cyclic tidal changes in water quality and physical dimension resulting in…”
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A multi-tasking stomach: functional coexistence of acid-peptic digestion and defensive body inflation in three distantly related vertebrate lineages
Published in Biology letters (2005) (02-02-2022)“…Puffer and porcupine fishes (families Diodontidae and Tetraodontidae, order Tetradontiformes) are known for their extraordinary ability to triple their body…”
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Developing in warm water: irregular colouration and patterns of a neonate elasmobranch
Published in Marine biodiversity (01-12-2016)“…Temperature can impact embryonic development in nearly all vertebrates. [...]hatching, the eggs can be restricted to their local thermal environment…”
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Function and control of the fish secondary vascular system, a contrast to mammalian lymphatic systems
Published in Journal of experimental biology (01-03-2014)“…Teleost fishes and mammalian lineages diverged 400 million years ago, and environmental requirements (water versus air) have resulted in marked differences in…”
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Impacts of increased ocean temperatures on a low-latitude coral reef fish – Processes related to oxygen uptake and delivery
Published in Journal of thermal biology (01-01-2019)“…Increasing temperatures are expected to significantly affect the physiological performance of ectotherms, particularly in tropical locations. The shape of an…”
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Alterations in gill structure in tropical reef fishes as a result of elevated temperatures
Published in Comparative biochemistry and physiology. Part A, Molecular & integrative physiology (01-09-2014)“…Tropical regions are expected to be some of the most affected by rising sea surface temperatures (SSTs) because seasonal temperature variations are minimal. As…”
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Exposure to boat noise in the field yields minimal stress response in wild reef fish
Published in Aquatic biology (01-01-2020)“…Aquatic anthropogenic noise is on the rise, with growing concern about its impact on species that are sensitive to low-frequency sounds (e.g. most fish and…”
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Heat shock protein (Hsp70) induced by a mild heat shock slightly moderates plasma osmolarity increases upon salinity transfer in rainbow trout ( Oncorhynchus mykiss)
Published in Comparative biochemistry and physiology. Toxicology & pharmacology (01-11-2008)“…We have investigated whether mild heat shock, and resulting Hsp70 expression, can confer cross-protection against the stress associated with transfer from…”
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Elevated CO2 enhances aerobic scope of a coral reef fish
Published in Conservation physiology (01-01-2013)“…The oceans are absorbing excess atmospheric CO2, and this is causing ocean acidification. Surprisingly, one coral reef damselfish exhibits enhanced aerobic…”
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Climate change and the performance of larval coral reef fishes: the interaction between temperature and food availability
Published in Conservation physiology (01-01-2013)“…We tested the impacts of temperature and variable food availability on the development and metabolic rate of the larvae of a coral reef damselfish, Amphiprion…”
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A product of its environment: the epaulette shark (Hemiscyllium ocellatum) exhibits physiological tolerance to elevated environmental CO2
Published in Conservation physiology (01-01-2014)“…Ocean acidification is predicted to affect the performance of marine species, but little is known about the effects on sharks. We found that long-term exposure…”
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Hypoxia tolerance is conserved across genetically distinct sub-populations of an iconic, tropical Australian teleost (Lates calcarifer)
Published in Conservation physiology (01-01-2013)“…We used five genetically distinct sub-populations of Australian barramundi (Lates calcarifer) to examine the extent of intraspecific variability in hypoxia…”
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Physiological Effects of Swim Bladder Overexpansion and Catastrophic Decompression on Red Snapper
Published in Transactions of the American Fisheries Society (1900) (01-11-2005)“…The commercial and recreational harvests of red snapper Lutjanus campechanus in the Gulf of Mexico have declined over the past five decades, prompting strict…”
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