Jun 24 2017
Typically, swim bladder in fish contains gas (usually oxygen) and functions as a hydrostatic organ, enabling the fish to maintain its depth without floating upward or sinking. Nile perch (Lates niloticus) is a luxury fish with high commercial value in Africa especially when exported. Upon processing Nile perch not long ago, whether in local markets or for export, …
Permanent link to this article: http://fishconsult.org/?p=14026
Jun 04 2017
Video credit: Azolla Foundation Review: Abdel Rahman El Gamal (Founder of the video channel) This video shows the harvest of Azolla in rice fields where azolla acts as a bio-fertilizer. For many centuries, Asia’s farmers have known about the ability of Azolla to capture atmospheric nitrogen and exploited the benefits of growing Azolla …
Permanent link to this article: http://fishconsult.org/?p=14019
Jun 04 2017
Photo credit: Sherif Sadek (Egypt) Review: Abdel Rahman El Gamal (Founder of the website) The inserted picture of a brown shrimp specimen was taken in a fish farm in Egypt. Introduction: Brown shrimp (Farfantepenaeus aztecus) is a species of marine penaeid shrimps which has an important commercial species in the USA. The species has several common …
Permanent link to this article: http://fishconsult.org/?p=14015
May 06 2017
Review: Abdel Rahman El Gamal (Founder of the website) The inserted picture was taken on January 22, 2015 during my visit to the cannery row, the street that witnessed the sardine explosion and then collapse of sardine fishery in Monterey, California (USA). The first cannery in the row was born in 1901 and soon …
Permanent link to this article: http://fishconsult.org/?p=13996
Apr 28 2017
Video courtesy: the State Archives of Florida, USA The title of this video: “Florida Silent Sirens: Manatees in Peril” and was filmed during 1980s The caption of the video states: “This is an excellent film about the plight of the endangered manatee. It is narrated by Leonard Nimoy and is full of beautiful underwater photography. …
Permanent link to this article: http://fishconsult.org/?p=13990
Apr 28 2017
Video courtesy: the State Archives of Florida, USA The title of this video: “Florida Silent Sirens: Manatees in Peril” and was filmed during 1980s The caption of the video states: “This is an excellent film about the plight of the endangered manatee. It is narrated by Leonard Nimoy and is full of beautiful underwater photography. …
Permanent link to this article: http://fishconsult.org/?p=13988
Apr 26 2017
Image credit: FAO Review: Abdel Rahman El Gamal (Founder of the website) Unlike many fish species, African catfish males (Clarias gariepinus) –for anatomical features- do not release sperm under abdominal massage after treatment with hormones. Instead, males are sacrificed, opened, and testes are removed out of the abdomen and squeezed to release the milt …
Permanent link to this article: http://fishconsult.org/?p=13980
Apr 24 2017
Video credit: Herman Hennig (Argentina) Review: Herman Hennig and Abdel Rahman El Gamal (Founder of the website and video channel) This video was filmed in Alicura reservoir where cage culture of rainbow trout (Oncorhynchus mykiss) is being practiced. Rainbow trout was introduced to Argentine at the beginning of the twentieth century with the objective of …
Permanent link to this article: http://fishconsult.org/?p=13976
Apr 23 2017
Review: Abdel Rahman El Gamal (Founder of the website) The pictures show how pond workers prepare bales of rice straw to harvest whatever remained in the catch ditch. This is the very last practice in pond harvesting before exposing the pond bottom to sun-drying. Not much fish is expected to recover through pushing the …
Permanent link to this article: http://fishconsult.org/?p=13971
Apr 23 2017
Video credit: Herman Hennig (Argentina) Review: Herman Hennig and Abdel Rahman El Gamal (Founder of the website and video channel) This video was filmed in a farm located in La Leonesa, Chaco, in the north of Argentina. The farm provides an example of rotary farming between rice and fish whereas Pacu (Piaractus mesopotamicus) is the fish species …
Permanent link to this article: http://fishconsult.org/?p=13968
