Results 31 to 40 of about 4,482 (204)

The profile of Carassius auratus growth and hepatosomatic index in different salinity

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
Abstract Carassius fish culture is usually carried out in freshwater with 0 ppt salinity, but the maintenance of 0 ppt salinity is less comprehensive in distributing fish culture itself. Therefore maintenance of fish with raised salinity is one of the solutions for cultivators so that fish farming can optimally be distributed. This study
L Ningsih, L Sulmartiwi, L Lutfiyah
openaire   +1 more source

Reproductive cycle and sexual maturity size of landed Selene peruviana (Perciformes: Carangidae) on the coasts of the Ecuadorian Pacific

open access: yesCiencias Marinas, 2023
The Peruvian moonfish (Selene peruviana) is an important fisheries resource that is landed in the main fishing harbors of Ecuador. At the local level, little information is available regarding the biology of this species, which hinders the development ...
Kléver Mendoza-Nieto   +2 more
doaj   +1 more source

Induction of oocyte developer hormones (oodev) on the maturity of Poropuntius tawarensis [PDF]

open access: yesE3S Web of Conferences, 2022
Poropuntius tawarensis is an endemic fish belonging to the Cyprinidae family found in Laut Tawar Lake, Central Aceh, Indonesia. P. tawarensis has a limited distribution and the fertilization only occurs in the rainy season.
Mellisa Siska   +2 more
doaj   +1 more source

Changes in Condition Factor, Hepatosomatic and Gonadosomatic Index of Yellowfin Tuna (Thunnus albacares) in Captivity

open access: yesJurnal Perikanan Universitas Gadjah Mada, 2022
The necessity for tuna products in the world community continues to increase, while production relies only on catching, thus causing overfishing. Therefore, breeding technology to support tuna farming is fundamental to be developed. Yellowfin tuna farming in Indonesia has been successful in cultivating broodstock.
Hutapea, Jhon Harianto   +2 more
openaire   +2 more sources

Gonadosomatic index (GSI), Hepatosomatic index (HSI) and Viscerosomatic index (VSI), of yellow perch reared at different stocking densities for 180 days.

open access: yes, 2022
Gonadosomatic index (GSI), Hepatosomatic index (HSI) and Viscerosomatic index (VSI), of yellow perch reared at different stocking densities for 180 days.
Han-Ping Wang (3715885)   +6 more
core   +1 more source

VITELLOGENESIS ACTIVITY OF CHANNA MARULIOIDES, BLEEKER, 1851, IMPACT OF FOLICLE STIMULATING HORMONE AS REPRODUCTIVE DOMESTICATION

open access: yesThe Iraqi Journal of Agricultural science, 2023
This study aims to determine the vitelogenesis activity by FSH hormone induction in the early stage of gonadal maturation. The treatament is a differences FSH dose with indicators of vitelogenesis activity were estradiol-17β levels in the blood ...
Rizal. A. Hutagalung   +3 more
doaj   +1 more source

Essential oils in the initial phase of broodstock diets of Nile tilapia

open access: yesRevista Brasileira de Zootecnia, 2014
This study evaluated the effect of feed supplementation (at doses of 0, 50, 100, 150, and 200 mg/kg) with SALUTO®, a microencapsulated blend of essential oils including carvacrol, cinnamaldehyde, 1,8-cineol, and pepper oleoresin, in Nile tilapia ...
André Freccia   +5 more
doaj   +3 more sources

Pre-hibernation energy reserves and their consumption during freezing in the moor frog Rana arvalis in Siberia

open access: yesThe European Zoological Journal, 2022
For the first time, the pre-hibernation sizes of “storage” organs (liver and fat bodies), the type, concentration and total content of reserve substances (glycogen or lipids) in these organs and muscle tissue, and their change during freezing in freeze ...
N. Bulakhova, K. Shishikina
doaj   +1 more source

Effects of cadmium and zinc on Procambarus clarkii: Simulation of the Aznalcóllar mining spill

open access: yesCiencias Marinas, 2005
Female red swamp crayfish, Procambarus clarkii, were exposed for 21 days in the laboratory to different dissolved concentrations of zinc (1000 µg L–1 and 3000 µg L–1) and cadmium (10 µg L–1 and 30 µg L–1), determined in the Guadiamar River after the ...
ML Martín-Díaz   +4 more
doaj   +1 more source

Body dimensions, growth rate, and hepatosomatic index of lobsters.

open access: yes, 2023
Box plots of (A) carapace length (mm), (B) weight (g), (C) growth rate (mm/week), and (D) hepatosomatic index in Panulirus argus lobsters categorized into four grades of infection by metacercariae of Cymatocarpus solearis: uninfected (0 metacercariae ...
Patricia Briones-Fourzán (6196952)   +5 more
core   +1 more source

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