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Tag: stress

Live fish handling (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). The lecture addresses key handling issues related to aquaculture practices including: Stocking (thermal acclimation, pH acclimation, salinity acclimation, osmosis, doubtful shipments, enumeration) Sampling (sampling frequency, sampling …

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Permanent link to this article: http://fishconsult.org/?p=9818

Fry collection of Nile tilapia (Oreochromis niloticus) in concrete tanks – Aswan (Egypt)- Video

The video shows how tilapia fry is collected from concrete tanks which belong to a tilapia hatchery in Aswan. The method shown in the video targets to minimize the handling stress during this operation especially tilapia fry are delicate in relation to such operation. Fry collection starts with tank drainage till water level is significantly …

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Permanent link to this article: http://fishconsult.org/?p=5545

Crowding of tilapia fry for easy counting and loading

Crowding tilapia fry for easy and quick counting and loading. In order to reduce possible stress during this operation, it is very important to maintain proper densities for the shortest time possible. Aeration and/or water current would be required throughout this period of unfavorable condition to handled fry. Note: We decided not to watermark the photos in …

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Permanent link to this article: http://fishconsult.org/?p=980

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