Tag: plankton bloom

Tilapia sampling in a fish pond at Mkuranga District, Tanzania

Credit: Fadhili Ruzika (Tanzania) The photos show a privately owned tilapia fish pond located at Mkuranga District, Coastal Region. It is apparently that this particular pond was over-fertilized that resulted in dense plankton bloom which required water exchange. The second photo shows the sampling of tilapia in that day.

Permanent link to this article: https://fishconsult.org/?p=11947

On-farm demonstration on fish pond fertilization in Zambia

Credit: Lumbwe Kalumba (Zambia) The photo shows an extension officer from the Department of Fisheries with a group of fish farmers. This was during one of the on-farm practical demonstrations on pond fertilization and plankton bloom. The officer is demonstrating the use of a secchi disc to indicate the bloom in earthen ponds. Note: We decided not …

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Permanent link to this article: https://fishconsult.org/?p=7633

A compost crib in a fish pond in Zambia

Credit: Lumbwe Kalumba (Zambia)                                                            Description: Lumbwe Kaluba and Abdel Rahman El Gamal The photo shows a compost crib in the shallow corner of an earthen fish pond. The …

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Permanent link to this article: https://fishconsult.org/?p=6650

Water transparency measurements using Secchi disk

This information bite handles a practical pond management issue as well as a field tool which is Secchi disk. The use of Secchi disk in measuring water transparency has been covered in the attached information providing adequate background such as sources of turbidity in water as well as factors to considered during measurement. Relating the …

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Permanent link to this article: https://fishconsult.org/?p=3404