Results 61 to 70 of about 7,468 (271)

Mobile consumers influence the shoreward edge of intertidal seagrass ecosystems

open access: yesJournal of Animal Ecology, EarlyView.
Ecological paradigms suggest that the environmentally stressful edge of a habitat is determined by physical factors. The work finds that, counter to these paradigms, an environmentally stressful edge can also be impacted by biotic interactions and are more complex than suggested.
Stephanie R. Valdez   +4 more
wiley   +1 more source

Role of NO in arterial vascular function of intertidal fish (Girella laevifrons) and marine fish (Isacia conceptionis)

open access: yesBrazilian Journal of Biology
Previous studies performed in intertidal fish (Girella laevifrons),as well as marine fish (Isacia conceptionis), showed that acetylcholine (ACh) produced contractions mediated by cyclooxygenases that were dependent on the area and potency of contraction ...
F. A. Moraga, N. Urriola-Urriola
doaj   +1 more source

Endemic fish species structuring oceanic intertidal reef assemblages [PDF]

open access: yesScientific Reports, 2018
AbstractIntertidal reef environments are facing a global crisis as climate changes are causing sea-level rise. Synergistically, other human-induced impacts (e.g., sewage, habitat loss) caused by concentration of human populations near the coast increase the natural vulnerability of intertidal ecosystems.
Ryan Andrades   +4 more
openaire   +2 more sources

300 Years of Degradation in Wales Estuaries and Coasts

open access: yesNatural Resources Forum, EarlyView.
ABSTRACT The world's oceans are in a severe state of degradation, yet our understanding of that degradation is often based on changes observed only in the past 20–50 years. This narrow view leads to marine conservation efforts that aim to preserve already degraded ecosystems, shaped by shifted ecological baselines.
Richard K. F. Unsworth   +3 more
wiley   +1 more source

Vascular function in arteries of intertidal fish Girella laevifrons(Kyphosidae)

open access: yesBrazilian Journal of Biology
Preliminary studies showed that dorsal artery contraction mediated by acetylcholine (ACh) is blocked with indomethacin in intertidal fish (Girella laevifrons).
FA Moraga, N Urriola-Urriola
doaj   +1 more source

Physiological, behavioral and biochemical adaptations of intertidal fishes to hypoxia [PDF]

open access: yesJournal of Experimental Biology, 2011
SummaryHypoxia survival in fish requires a well-coordinated response to either secure more O2 from the hypoxic environment or to limit the metabolic consequences of an O2 restriction at the mitochondria. Although there is a considerable amount of information available on the physiological, behavioral, biochemical and molecular responses of fish to ...
openaire   +2 more sources

Metabolome Diversity Enhances Resistance of Intertidal Clams to Thermal Stress

open access: yesIntegrative Zoology, EarlyView.
Meretrix species are widely distributed intertidal bivalves in China with significant ecological and economic importance, which are sensitive to thermal stress. Our results showed that thermal environments of clam habitats shaped metabolome diversity, which can enhance the resistance of intertidal clams to thermal stress.
Zhi Hu   +5 more
wiley   +1 more source

Zooplankton of tidal marsh channels in relation to environmental variables in the upper San Francisco Estuary

open access: yesAquatic Biology, 2014
Zooplankton are important trophic intermediaries between aquatic primary producers and higher level consumers such as fish, but to date they have been little studied in intertidal marshes.
SM Bollens   +4 more
doaj   +1 more source

The utilization of littoral and estuarine habitats by fish in the Southwestern Cape

open access: yes, 1989
Includes bibliographies.This thesis examines the utilization of rocky intertidal, sandy-beach surf-zone and estuarine habits by fishes on the southwestern Cape coast of South Africa.
Bennett, B A
core  

Hidden partnerships in the dark: Cold‐water coral–fish associations in Fiordland, New Zealand

open access: yesJournal of Fish Biology, EarlyView.
Abstract The ichthyofauna of the Fiordland ecosystems of southern Aotearoa New Zealand was documented during four remotely operating vehicle (ROV) dives between 100 and 350 m depth. A total of 26 fish species were documented within two fiord basins.
Alexander H. Knorrn   +3 more
wiley   +1 more source

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