Results 11 to 20 of about 3,629,790 (173)

According to the Hepatosomatic Index and Gonadosomatic Index

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 1997
The ribbon fishes, belonging to the family Trichiuridae, are one of the most important protein resources in the Indian Ocean. A considerable density of the dominant species of this family, Trichiurus lepturus has been observed in the Oman Sea. During the
Sh. Oryan; K. Parivar; A. Yekrangian; H. Hossein zadeh
doaj   +1 more source

Studies on fecundity and Gonadosomatic index of Schizothorax plagiostomus (Cypriniformes: Cyprinidae)

open access: yesJournal of Threatened Taxa, 2014
The present investigation deals with the assessment of fecundity and gonadosomatic index (GSI) of Schizothorax plagiostomus collected from the river Jhelum, Kashmir.
M. Jan, U. Jan, G.M. Shah
doaj   +2 more sources

Length-weight relation, condition factor and gonadosomatic index of the whitemouth croaker, Micropogonias furnieri (Desmarest, 1823) (Actinopterygii: Sciaenidae), caught in Lençóis Bay, state of Maranhão, eastern Amazon, Brazil [PDF]

open access: yesBrazilian Journal of Oceanography, 2017
The whitemouth croaker, Micropogonias furnieri, which is exploited off the state of Maranhão, Brazil, reinforces the need for maintenance programs of natural stocks of this species to assist in the management of this exploited resource.
James Werllen de Jesus Azevedo   +2 more
doaj   +2 more sources

Inaccuracies in routinely collected Atlantic herring (Clupea harengus) maturity data and correction using a gonadosomatic index model [PDF]

open access: yes, 2011
Peer ...
Ganias, Konstantinos   +5 more
core   +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

Corporal and testicular biometry in wild boar from birth to 12 months of age

open access: yesRevista Ceres, 2013
The aim of this tudy was to evaluate corporal and testicular development in wild boars (Sus scrofa scrofa) from birth to 12 months of age, evaluating body weight, biometric testicular parameters, and gonadosomatic index.
Danillo Velloso Ferreira Murta   +4 more
doaj   +1 more source

Effect of exposure to palm oil mill effluent on reproductive impairment of male Nile Tilapia (Oreochromis niloticus, Linnaeus 1758) [PDF]

open access: yesE3S Web of Conferences, 2020
One of the negative impacts arising from the existence of palm oil mill industries is the increase of pollution from Palm Oil Mill Effluent (POME), particularly for the aquatic environment.
Muliari Muliari   +6 more
doaj   +1 more source

Reproductive performance and gonad histopathology of female Nile tilapia (Oreochromis niloticus Linnaeus 1758) exposed to palm oil mill effluent

open access: yesEgyptian Journal of Aquatic Research, 2018
Palm oil mill effluent (POME) has potential to contaminate the aquatic environment. This paper investigated the reproductive performance and gonad histopathology of female Nile tilapia (Oreochromis niloticus Linnaeus 1758) exposed to POME.
Ilham Zulfahmi   +3 more
doaj   +1 more source

Comparative analysis of the reproductive activity of Leporinus piau (Characiformes: Anostomidae) in lentic and lotic environments [PDF]

open access: yesNeotropical Ichthyology, 2020
In this study, we determined the main reproductive parameters of piau gordura, Leporinus piau, in two sections of the São Francisco River basin. Between May 2015 and April 2016, a total of 573 specimens were captured from a lentic environment (section 1),
Aline Virtude do Nascimento   +5 more
doaj   +2 more sources

A Review of the Research on Reproductive Biology of Turkish Marine Fishes

open access: yesÇanakkale Onsekiz Mart University Journal of Marine Sciences and Fisheries, 2021
The teleost fish stocks distributed in Turkish seas are threatened due to overfishing, pollution, global warming and increasing food competition. There is a need to provide scientific knowledge on reproductive traits of commercial species in order to ...
İsmail Burak DABAN
doaj   +1 more source

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