Results 21 to 30 of about 811 (176)

RNA/DNA ratio to assess the growth performance in postlarvae of the pearl oyster Pinctada fucata (Gould, 1850)

open access: yesAquaculture Reports, 2021
RNA/DNA ratio (RDR) has been reported to be a feasible biochemical indicator for measuring the growth of numerous aquatic animal species. Nevertheless, its applicability has not been investigated to date in the pearl oyster Pinctada fucata (Gould, 1850).
Guoliang Chang   +6 more
doaj   +1 more source

Energy Levels of Penaeus indicus Postlarvae on Exposure to Lead

open access: yesEcotoxicology and Environmental Safety, 2002
In the present investigation the changes in energy levels or caloric concentrations of Penaeus indicus postlarvae (PL) were determined after exposure to acute and sublethal concen- trations of lead. The biochemical constituents such as carbo- hydrates, proteins, and lipids were estimated in PL exposed to LC(5) (0.1495), LC(10) (0.3488), LC(25) (1.4660),
Satyavathi, Chinni   +1 more
openaire   +2 more sources

Postlarval ecology of the blue shrimp (Litopenaeus stylirostris) and brown shrimp (Farfantepenaeus californiensis) in the Colorado River Estuary.

open access: yesCiencias Marinas, 2006
The study describes habitat use by penaeid shrimp larvae that enter the Colorado River Delta. A location was chosen in the Santa Clara Channel in the core zone of the Upper Gulf of California and Colorado River Delta Biosphere Reserve, where collections
RA Ramírez-Rojo, EA Aragón-Noriega
doaj   +1 more source

Notes on postlarvae of Panulirus argus

open access: yes, 1964
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Witham, Ross   +2 more
openaire   +1 more source

Capture, Culture and Release of Postlarvae Fishes: Proof-of-Concept as a Tool Approach to Support Reef Management

open access: yesFrontiers in Marine Science, 2021
The changing world presents negative impacts on marine ecosystems and has led to the development of diversified tools to support reef restoration. Harnessing restoration to achieve success needs innovative techniques that also address the restoration of ...
Camilo Cortés-Useche   +8 more
doaj   +1 more source

Tidal and seasonal effects on transport of pink shrimp postlarvae [PDF]

open access: yesMarine Ecology Progress Series, 2005
Transport simulations were conducted to investigate a large seasonal peak in postlarvae of the pink shrimp Farfantepenaeus duorarum that occurs every summer on the northwestern border of Florida Bay. Daily vertical migration, a known behavior in pink shrimp postlarvae, was assumed in all scenarios investigated.
MM Criales   +3 more
openaire   +1 more source

Effect of 17β-Estradiol on Feminization, Growth Rate and Survival Rate of Pacific White Shrimp (Litopenaeus vannamei, Boone 1931) Postlarvae

open access: yesJournal of Experimental Life Science, 2018
This study was therefore aimed to determine the effect of different concentration of estrogen hormone, 17β-estradiol (E2) on feminization for the production of all female, growth rate and survival rate of Pacific white shrimp (Litopenaeus vannamei ...
I Nengah Gde Sugestya   +2 more
doaj   +1 more source

Effects of dietary curcumin in growth performance, oxidative status and gut morphometry and function of gilthead seabream postlarvae

open access: yesAquaculture Reports, 2022
An imbalance in the production and detoxification of reactive oxygen species and other oxidants can disrupt all types of cellular compounds, and lead to a state of oxidative stress.
Maria J. Xavier   +9 more
doaj   +1 more source

Distribution and abundance of postlarvae and juveniles of shrimps of the genus Penaeus in Kino Bay and La Cruz lagoon, Sonora, Mexico

open access: yesCiencias Marinas, 1992
Samplings with plankton net, cast net and otter trawl were made every two weeks to estimate the distribution and abundance of Penaeus shrimp postlarvae and juveniles in Kino Bay (IX/89-IX/90) and La Cruz coastal lagoon (VII/89-IV/91), Sonora, Mexico ...
JM Grijalva-Chon, RH Barraza-Guardado
doaj   +1 more source

Dispersal patterns of shrimp larvae and postlarvae of the genus Solenocera [PDF]

open access: yesRevista de biología marina y oceanografía, 2007
Se analiza la abundancia y los procesos de dispersion de los primeros estadios larvales y postlarvales de Solenocera spp. (Burkenroad, 1939). Los datos obtenidos se basaron en tres campanas oceanograficas realizadas en el sur de la bahia de Campeche, Mexico, durante el verano y otono de 1993 y primavera de 1994.
Adolfo Gracia, Mario A. Gómez
openaire   +3 more sources

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