Category: A.A. EL GAMAL

Items under ownership of Abdel Rahman El Gamal, PhD

Small-scale aquaculture in rural development (updated 2013 version)

This lecture was delivered in “Fish Culture Development” training course during November 2013. This 10-week international training course is annually hosted by the Egyptian International Centre for Agriculture (EICA). The lecture started with the features of rural community in general before moving to the rationality of incorporating aquaculture in rural development programs focusing on social …

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Permanent link to this article: https://fishconsult.org/?p=9798

Applications of genetics in aquaculture and fishery practices (Updated 2013 version)

This lecture was delivered in “Fish Culture Development” training course during October 2013. This 10-week international training course is annually hosted by the Egyptian International Centre for Agriculture (EICA). While the lecture started with an introductory component on genetics, the focus has been placed on breeding programs. The following sub-titles are addressed in the lecture: …

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Permanent link to this article: https://fishconsult.org/?p=9783

Spotted gar, Lepisosteus oculatus (Introduction – distribution – description – biology) – Video

Review: Abdel Rahman El Gamal (Founder of the website and video channel) Introduction: The spotted Gar (Lepisosteus oculatus) is a primitive freshwater fish of the family Lepisosteidae, native to North America. Its name Lepisosteus which is Greek means “bony scale”. The spotted gars are among the few fish species with ganoid scales. Females on average are known to live longer …

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Permanent link to this article: https://fishconsult.org/?p=9754

Change in the composition of fish catch in Bardawil lagoon (Egypt)

This 2-slide bite presents the change that occurred in the catch of Bardaweel Lagoon over about 20-year period. The over-fishing on the gilt-head seabream (Sparus aurata) has led to severe decline in its population offering the chance to crabs and non-economical shrimp to fill the niche. This short bite is supported by photos and graphs. …

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Permanent link to this article: https://fishconsult.org/?p=9626

Shrimpfish, Aeoliscus strigatus (brief information) – Video

This video was taken in Monterey Bay Aquarium, USA. Review: Abdel Rahman El Gamal (Founder of the website and video channel) Shrimpfish, also called razorfish, are five small species of small, tropical marine fishes in the subfamily Centriscinae of the family Centriscidae. Their name (shrimpfish) derives from their similarity with shrimp while their alternative name “razorfish” is derived from their …

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Permanent link to this article: https://fishconsult.org/?p=9608

Artificial reproduction of African catfish (from hormonal injection till hatching) – Video

Source: www.fishconsult.org Review: Abdel Rahman El Gamal (Founder of the website and video channel) This 8-min video addresses the sequence of the artificial reproduction of African catfish (Clarias gareipinus). The process starts with the hormonal induction of catfish brood fish using the extract of catfish pituitary gland. Afterwards, a female catfish is stripped upon ovulation …

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Permanent link to this article: https://fishconsult.org/?p=9603

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

Planning of aquaculture projects (updated 2013 version)

This updated version of the planning of aquaculture projects addresses planning-related issues that considers the definition of aquaculture systems in relation to productivity and/or management issues (feeding, water exchange, and aeration). The main elements related to planning have been addressed including natural resources (land and water), criteria of farmed species, marketing and environmental factors. The …

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Permanent link to this article: https://fishconsult.org/?p=9463

Development and outlook of Egyptian aquaculture – updated 2013 version

This review addresses the following issues: Contribution of aquaculture to total fishery over an extended period of time Mode of aquaculture development in Egypt starting by historic information Aquaculture development and natural resources (land and water) Aquaculture practices in relation to the limitation of natural resources (intensification, integration, rotation) Production basket focusing on tilapia Aquaculture …

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Permanent link to this article: https://fishconsult.org/?p=9455

Use of the phototactic behavior (attraction to light) in the collection of fish larvae

This single-slide bite address the utilization of the attraction of fish larvae to light to enable an efficient and safer collection of larvae. http://fishconsult.org/wp-content/uploads/2013/09/Attracting-fish-larvae-to-light-for-their-collection.pdf

Permanent link to this article: https://fishconsult.org/?p=9403

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