Results 71 to 80 of about 5,703 (249)

The implications of temperature-mediated plasticity in larval instar number for development within a marine invertebrate, the shrimp Palaemonetes varians. [PDF]

open access: yesPLoS ONE, 2013
Variations in larval instar number are common among arthropods. Here, we assess the implications of temperature-mediated variations in larval instar number for larval development time, larval growth rates, and juvenile dry weight within the palaemonid ...
Andrew Oliphant   +2 more
doaj   +1 more source

Effect of heavy metal, copper sulphate and potassium chromate on behaviour of “Tailless water flea” Simocephalus vetulus (Crustacea - Cladocera) [PDF]

open access: yes, 2018
Water fleas constitute major zooplankton population of fresh water aquatic ecosystem. Their population density is an indicative of well-being of aquatic bodies.
Chopra, A. K.   +2 more
core   +2 more sources

Impact of Commercial Probiotics on Growth, Prophenoloxidase, Superoxide Dismutase, and Digestive Enzyme Activity in Macrobrachium rosenbergii Cultured at Different Stocking Densities

open access: yesAquaculture Research, Volume 2025, Issue 1, 2025.
An experiment using a 4 × 3 factorial design was conducted to evaluate the impact of three commercial probiotics and a control (no probiotic treatment) on the growth, digestive, and immune enzymatic indices of prawns (Macrobrachium rosenbergii) at three stocking densities (2, 4, and 6 m−2).
Shikder Saiful Islam   +16 more
wiley   +1 more source

Can consumers avoid mislabelling? Genetic species identification provides recommendations for shrimp/prawn products

open access: yesJournal of the Science of Food and Agriculture, Volume 104, Issue 15, Page 9486-9493, December 2024.
Abstract BACKGROUND Crustaceans of the superfamily Penaeoidea (e.g., shrimps and prawns) are among the most commercially available aquatic products worldwide. However, there are few studies regarding not only the presence but also the characteristics of mislabelling in these food products.
Félix Gil   +3 more
wiley   +1 more source

Distribución y abundancia de crustáceos en humedales de Tabasco, México

open access: yesRevista Mexicana de Biodiversidad, 2010
El estado de Tabasco presenta una compleja y alta diversidad de humedales que incluye tipos palustres (20.72%), costeros (3.93%), lacustres (1.74%) y ribereños (1.37%), los cuales cubren el 27% del territorio estatal.
Everardo Barba   +2 more
doaj   +1 more source

Sensitive biomarker responses of the shrimp Palaemonetes argentinus exposed to chlorpyrifos at environmental concentrations: Roles of alpha-tocopherol and metallothioneins.

open access: yesAquatic Toxicology, 2016
The aim of this study was to evaluate the toxic effects of chlorpyrifos (CPF) at environmental concentrations on the shrimp Palaemonetes argentinus, a South American native species. Organisms were exposed to environmentally relevant concentrations of CPF
L. Bertrand   +5 more
semanticscholar   +1 more source

Effects of water quality on fish parasite biodiversity and physiological responses in the host fish Clarias gariepinus from a eutrophic lake subjected to acid mine drainage in South Africa

open access: yesIntegrated Environmental Assessment and Management, Volume 20, Issue 5, Page 1539-1553, September 2024.
Abstract Elevated concentrations of contaminants have negative impacts on aquatic organisms and their parasites. Changes in parasite infections have been proposed as a technique for monitoring the health of aquatic ecosystems. Furthermore, alterations in physiological responses (biomarkers) of organisms have also been used to delineate ecosystem ...
Lutfiyya Latief   +2 more
wiley   +1 more source

A Simple Microbiome in the European Common Cuttlefish, Sepia officinalis. [PDF]

open access: yes, 2019
The European common cuttlefish, Sepia officinalis, is used extensively in biological and biomedical research, yet its microbiome remains poorly characterized.
Abbo, Lisa   +9 more
core   +1 more source

Impact of sheep grazing on juvenile sea bass, Dicentrarchus labrax L., in tidal salt marshes [PDF]

open access: yes, 2000
The diet of young of the year sea bass, Dicentrarchus labrax L., from sheep grazed and ungrazed tidal salt marshes were com-pared qualitatively and quantitatively in Mont Saint-Michel Bay.
Alliot   +43 more
core   +4 more sources

On the development of Palaemonetes vulgaris

open access: yes, 1879
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

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