Reproductive pattern and biochemical composition of the sea urchin, Paracentrotus lividus (Lamarck, 1816) in west Aegean Sea-Türkiye [PDF]
BMC ZoologyThis study focuses on the annual reproductive cycle and biochemical of Paracentrotus lividus (Lamarck, 1816). Sixty sea urchins were collected monthly from July 2018 to June 2019 in Karaburun, Aegean Sea.
Aysun Küçükdermenci +5 more
doaj +2 more sources
Journal 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 +3 more sources
According to the Hepatosomatic Index and Gonadosomatic Index
Majallah-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
Feed and feeding regime affect growth rate and gonadosomatic index of adult zebrafish (Danio rerio). [PDF]
Zebrafish, 2013 A 5-week study was conducted to evaluate commercially available Artemia, Ziegler zebrafish diet, and Calamac diet fed in five different feeding regimes on the growth and reproductive development of 7-month-old zebrafish. Zebrafish were fed to satiation three times daily during the normal work week and twice daily during the weekend and holidays ...
Gonzales JM, Law SH.
europepmc +4 more sources
Studies on the gonadosomatic index and fecundity of chapila (Gudusia chapra Ham.) [PDF]
, 1998 The study was conducted in pond to determine the fecundity and gonadosomatic index of chapila, Gudusia chapra. The male fish was found to attain sexual maturity at 7.7 cm and 7.41 g and that of the female at 9.3 cm and 14.65 g by standard-length and body-
Dewan, S. +4 more
core +4 more sources
Seasonal changes in gonadosomatic index, hepatosomatic index and condition factor of the female Geno tooth-carp, Aphanius ginaonis [PDF]
بومشناسی آبزیان, 2014 A dearth of basic biological information, especially about reproductive traits for the Geno tooth-carp, Aphanius ginaonis, currently hinders the proper management efforts for this valuable species.
Mohammad Mehdipour +2 more
doaj +1 more source
Evaluation of PMSG (Oodev®) application on hepatosomatic and gonadosomatic index of snakehead fish
Jurnal Akuakultur Indonesia, 2015 Snakehead fish (Channa striata) is a freshwater fish commodities that have high economic value, while their needs depend on natural catching. In general, hormonal induction commonly used for the efficiency of female parent utilization and enhancement ...
Rizal Akbar Hutagalung +2 more
doaj +3 more sources
Ecosistemas y Recursos Agropecuarios, 2015 Sex-reversal by exogenous hormones is the most common technique used to generate monosex popu- lations of Nile tilapia (Oreochromis niloticus). However, this technique has provoked a negative perception in recent years.
José Antonio Marín Ramírez +4 more
doaj +2 more sources
Effects of methyl farnesoate injection on spermatozoa number and reproductive indices in the narrow-clawed crayfish Pontastacus leptodactylus [PDF]
Nauplius, 2022 In this study, the effect of methyl farnesoate (MF) injection on haemolymph MF levels, spermatozoa production and the reproductive indices of gonadosomatic index (GSI), testicular index (TI) and vasosomatic index (VSI) were investigated in males of ...
Mehmet Bal, Ayşe Gül Harlıoğlu
doaj +1 more source
Progress in Fishery Sciences, 2023 The Argentinean shortfin squid, Illex argentinus, is an oceanic cephalopod displaying characteristics of short lifespan, fast growth rate, and semelparous reproduction.
Wei LIU +3 more
doaj +1 more source