Results 41 to 50 of about 4,329,416 (222)

Salinity effect on fry development of hybrid Malaysian mahseer (Tor tambroides ♂ × Barbonymus gonionotus ♀) [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2021
The purpose of this study was to analyse the influence of water salinity on fry development of hybrid Malaysian mahseer under controlled conditions.
Siti Nur Ain   +4 more
doaj   +1 more source

Length-Weight Relationship, Condition Factor and Fecundity of African Snakehead Parachanna obscura from the Anambra River, South East Nigeria

open access: yesCroatian Journal of Fisheries, 2019
The length-weight relationship, condition factor, fecundity, gonadosomatic and hepatosomatic indices of Parachanna obscura from the Anambra River were determined between December 2015 and June 2016. Eighty-three live samples of P.
Osho Friday Elijah, Usman Ridwan Abiola
doaj   +1 more source

Intake and body weight gain of rats fed different types of unused and used frying oils

open access: yesGrasas y Aceites, 1998
Olive oil, sunflower oil and palm olein, unused or used in repeated potato frying until the oils reached the limit of 25% of polar compounds (PC) were used.
A. M. Pérez-Granados   +2 more
doaj   +1 more source

Toxic effects of ammonia exposure on growth performance, hematological parameters, and plasma components in rockfish, Sebastes schlegelii, during thermal stress [PDF]

open access: yes, 2016
Rockfish, Sebastes schlegelii (mean length 14.53 ± 1.14 cm and mean weight 38.36 ± 3.45 g), were exposed for 4 weeks with the different levels of ammonia in the concentrations of 0, 0.1, 0.5, and 1.0 mg/L at 19 and 24 °C.
Ju-Chan Kang   +4 more
core   +2 more sources

Hematologic and hepatic responses of the freshwater fish Hoplias malabaricus after saxitoxin exposure. [PDF]

open access: yes, 2017
The bioaccumulation of saxitoxins (STX) in the trophic chain, mainly in freshwater, are not completely known. This work aimed to elucidate the effects of STX on Hoplias malabaricus through trophic bioassay.
ASSIS, H. C. S. de   +8 more
core   +1 more source

Effect of Adding Microalgae Chlorella sp. on Some Biological Parameters and Proximate Analysis of Common Carp Cyprinus Carpio L. [PDF]

open access: yesIranian Journal of Veterinary Medicine, 2018
Backgrounds: Chlorella is used popularly as dietary supplements. Various studies and researches have been done regarding the intervention of microalgae as foods since a long time ago.
nasreen abdulrahman   +5 more
doaj   +1 more source

Oocyte growth, gonadosomatic index, hepatosomatic index and levels of reproductive hormones in goldspot mullet Planiliza parsia (Hamilton, 1822) reared in captivity

open access: yesIndian Journal of Fisheries, 2022
Goldspot mullet Planiliza parsia (Hamilton, 1822) is a commercial food fish in South-east Asian countries. Availability of hatchery produced seed is the major bottleneck in the development of aquaculture of this species. Therefore, an attempt was made to develop captive broodstock of P. parsia and understand its reproductive maturation.
Prem Kumar   +3 more
openaire   +1 more source

Interpopulational differences in the female reproductive cycle of the southwestern Atlantic estuarine crab Chasmagnathus granulatus Dana, 1851 (Brachyura: Grapsoidea: Varunidae)

open access: yesScientia Marina, 2006
The female reproductive biology of Chasmagnathus granulatus Dana, a semiterrestrial burrowing crab endemic to the southwestern Atlantic, was compared in two contrasting coastal habitats: San Antonio (SA, marine) and Mar Chiquita (MC, estuarial).
Romina B. Ituarte   +3 more
doaj   +1 more source

Immune Response in Crayfish Is Species-Specific and Exhibits Changes along Invasion Range of a Successful Invader

open access: yesBiology, 2021
Immunity is an important component of invasion success since it enables invaders’ adaptation to conditions of the novel environment as they expand their range.
Paula Dragičević   +6 more
doaj   +1 more source

Impact of a mouth parasite in a marine fish differs between geographical areas [PDF]

open access: yes, 2012
Considerable variation exists in parasite virulence and host tolerance which may have a genetic and/or environmental basis. In this article, we study the effects of a striking, mouth-dwelling, blood-feeding isopod parasite (Ceratothoa italica) on the ...
Bandelt   +71 more
core   +1 more source

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