Tag: gonadal development

Fish hatchery management (Updated 2018 version)

This lecture on the management starts general information related to the modes of reproduction in various groups of aquatic organisms as illustrated by pictures and tables highlighting the significant differences in the modes of reproduction among various fish groups ranging from scattering eggs to giving birth passing by the key related information such as fecundity, …

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Permanent link to this article: https://fishconsult.org/?p=14560

Fish Hatchery Management (2015 version)

This lecture was delivered in the Fish Culture Development training course which started on August 2015. This course is annually organized –since 2004- by the Egyptian International Centre for Agriculture “EICA” and supported by Japan International Cooperation Agency “JICA”. The course hosts 15 African trainees from nine African countries. This lecture will be delivered also …

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Permanent link to this article: https://fishconsult.org/?p=12913

Ovarian development and eyestalk ablation in whiteleg shrimp (Litopenaeus vannamei)

Photo credit: David Kawahigashi (Thailand – David Kawahigashi – Vannamei101) Review: Abdel Rahman El Gamal (Founder of the website)     The inserted photos were taken in a Thai shrimp facility and shows the gonadal development for a female of white shrimp (Litopenaeus vannaemai) which is carried out. In this particular photo the assessment of …

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Permanent link to this article: https://fishconsult.org/?p=12561

Fish Hatchery Management (Reproductive biology – natural reproduction – spawning induction – hatchery operations and management)

This lecture was delivered during October 2014 as a part of Fish Culture Development training course. This course is annually organized by the Egyptian International Centre for Agriculture (EICA). In order to address the management of fish hatchery management, it was necessary to start begin the lecture with the modes of fish reproduction as well …

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Permanent link to this article: https://fishconsult.org/?p=11978

Fish hatchery management (April 2014 version)

This lecture was delivered in the Fish Culture Development training course which started on April 2014. This course is organized by the Egyptian International Centre for Agriculture “EICA” and supported by Japan International Cooperation Agency “JICA”. The course hosts 16 African trainees from 11 African countries. The lecture focused more on the management issues related …

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Permanent link to this article: https://fishconsult.org/?p=10836

Hatchery management (updated 2013 version)

The presentation starts with a fact sheet related to fish reproduction. Mode of fish production has been addressed and also the rationality of collecting fish production and fish seeds with a comparison with hatchery produced seeds. Fish sexual maturation in relation to influencing factors has been discussed in this presentation. Hatchery management is adequately addressed …

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Permanent link to this article: https://fishconsult.org/?p=9497