Results 71 to 80 of about 9,432 (254)

On the Sterols of Mollusks, Snails and Bivalves

open access: yesJournal of Japan Oil Chemists' Society, 1971
The compositions of sterols of snails and bivalves were determined. In this study, six species of marine snails, two species of fresh-water snails, two species of marine bivalves, fresh-water and brackish-water bivalve were examined.The unsaponifiable matter was acetylated and separated in to several fractions by silver nitrateimpregnated silicic acid ...
openaire   +2 more sources

The Effects of Noise on the Juvenile Life Stage of Crustaceans: Behavioral, Cellular, and Molecular Responses in Procambarus clarkii

open access: yesIntegrative Zoology, EarlyView.
Juvenile Procambarus clarkii exposed to noise exhibited behavioral changes, shifts in enzymatic activity, and altered expression of stress and immune genes. The findings highlight the sensitivity of invertebrate juveniles to anthropogenic acoustic pollution.
Maria Ceraulo   +8 more
wiley   +1 more source

Bioaccumulation of bacteriophages T4 and RB43 by freshwater bivalves in sterile aquarium water

open access: yesRUDN Journal of Ecology and Life Safety
In our study, we investigated the bioaccumulation of T4 and RB43 bacteriophages by the bivalve mollusks U. pictorum and A. cygnea . Additionally, tests were conducted to determine the content of E.
Maria K. Bulavina   +4 more
doaj   +1 more source

The influence of temperature and seawater carbonate saturation state on 13C–18O bond ordering in bivalve mollusks [PDF]

open access: yes, 2013
© The Author(s), 2013. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Biogeosciences 10 (2013): 4591-4606, doi:10.5194/bg-10-4591-2013.The shells of marine mollusks are ...
Eagle, R.   +13 more
core   +8 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

A Bayesian classification model to reconstruct lifetime movement patterns of riverine fish using environmental tracers

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Environmental tracers, including both elemental concentrations and isotope ratios, are widely used to reconstruct the movement patterns of animals throughout landscapes. The methodology involves creating a map that describes the distribution of the environmental tracer across the landscape, an isoscape and then matching the values of the same ...
Michael P. Venarsky   +7 more
wiley   +1 more source

Biochemical responses of bivalve mollusk Unio tumidus to the effect of nanoform of zinc oxide depending on the thermal regime

open access: yesБіологічні студії, 2017
Indigenous bivalve mollusks from the cooling reservoirs of thermoelectric power plants (TPPs) are subjected to constantly elevated temperature and industrial pollution.
L. L. Gnatyshyna   +10 more
doaj   +1 more source

Reconsidering the role of introduced species in the climate‐affected and highly invaded eastern Mediterranean

open access: yesConservation Biology, EarlyView.
Abstract Bioinvasions are considered mostly as a biodiversity and conservation hazard, but in specific situations, introduced species can bring ecological or socioeconomic benefits. We assessed the social–ecological role of marine introduced species in the eastern Mediterranean Sea—a global hotspot of bioinvasions and extirpations—and their potential ...
Stelios Katsanevakis   +7 more
wiley   +1 more source

Duck Tales: Spatio‐temporal dynamics of habitat use and prey relationships of a diving duck and its implication for conservation management

open access: yesConservation Science and Practice, EarlyView.
Shows the spatiotemporal predictability of wintering eiders based on monitoring data from 1993–2023 with intertidal and subtidal Marine Protected Areas (yellow and green, respectively), and a depiction of the current mismatch between eider hotspots and protection measures. Abstract Migratory animals often follow predictable spatiotemporal distributions
Kasper J. Meijer   +6 more
wiley   +1 more source

The History, Present Condition, and Future of the Molluscan Fisheries of North and Central American and Europe: Volume 1, Atlantic and Gulf Coasts [PDF]

open access: yes, 1997
This three-volume monograph represents the first major attempt in over a century to provide, on regional bases, broad surveys of the history, present condition, and future of the important shellfisheries of North and Central America and Europe.
Burrell, Jr., Victor G.   +3 more
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