This video was filmed during December 2014 in the Sea World, San Diego, California, USA. Review: Abdel Rahman El Gamal (Founder of the video channel) Adaptations of walruses for aquatic environments Diving Walruses can stay submerged for as long as 10 minutes. The diving depth of walruses stay within 80 m which is water depth …
Category: Gallery
Permanent link to this article: https://fishconsult.org/?p=12589
May 04 2015
Walrus (Odobenus rosmarus)- Part I (Introduction – distribution – description)- Video
This video was filmed during December 2014 in the Sea World, San Diego, California, USA. Review: Abdel Rahman El Gamal (Founder of the video channel) Introduction: The walrus, (Odobenus rosmarus) is the only living species in the Odobenidae family and Odobenus genus. Two subspecies of walrus are widely recognized: the Atlantic walrus, Odobenus rosmarus rosmarus and the Pacific …
Permanent link to this article: https://fishconsult.org/?p=12586
May 03 2015
Construction and uses of dugout canoes (Ghana)
Credit: Patrick Appenteng (Ghana) The insert shows a finished product of a dugout canoe. These canoes actually belong to a fish farmer. The length is about 5m. He uses them to transport feed onto his cages to feed his fishes. They also double up as a means to cart harvested fish onshore to ready customers. …
Permanent link to this article: https://fishconsult.org/?p=12582
Apr 27 2015
تربية جراد النهر فى المغرب – Culture of crayfish in Morocco (in Arabic)
Photos’ credit: Walid Salah El Din (Egypt) Review: Walid Salah El Din and Abdel Rahman El Gamal (Founder of the website) تم أخذ الصور المرفقة فى في مزرعة أسماك تجارية في منطقة طنجة (المغرب). سبق للمزرعة استيراد جراد البحر (جراد النهر) أو أستاكوزا المياه العذبة ذو الكلابات الحمراء وذلك من أستراليا فى عام 2002. تقدر …
Permanent link to this article: https://fishconsult.org/?p=12578
Apr 27 2015
Culture of crayfish in Morocco
Photos’ credit: Walid Salah El Din (Egypt) Review: Walid Salah El Din and Abdel Rahman El Gamal (Founder of the website) The photos have been photographed in a commercial fish farm in Tangier region (Morocco). The farm imported Red claw crayfish, Cherax quadricarinatus, in 2002. The area dedicated for fish farming is …
Permanent link to this article: https://fishconsult.org/?p=12573
Apr 26 2015
Production of sturgeon caviar and meat in a commercial enterprise in Uruguay- Video
Video credit:Facundo Marquez (Estuario del Plata – Uruguay) Review: Abdel Rahman El Gamal (Founder of the video channel) The enterprise has a production capacity of about 10 tons of caviar and 700 tons of sturgeon meat every year. The facility is located at the Rincón del Bonete Reservoir on the River Negro. The facility has land-based …
Permanent link to this article: https://fishconsult.org/?p=12570
Apr 26 2015
Cage culture of sturgeon in Uruguay
Credit: Facundo Marquez (Estuario del Plata – Uruguay) Review: Facundo Marquez and Abdel Rahman El Gamal (Founder of the website) The two photos show the river culture of sturgeon in cages in Uruguay. Cages used are square where each cage measures 6m x 6m x 3m depth. The three species/varieties of sturgeon are: …
Permanent link to this article: https://fishconsult.org/?p=12568
Apr 25 2015
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 …
Permanent link to this article: https://fishconsult.org/?p=12561
Apr 21 2015
Rationality and impacts of underwater lighting on fish production in cages
Photo credit: AKVA Group Review: Abdel Rahman El Gamal (Founder of the website) The Underwater lighting when practiced in a given aquaculture operation is often adapted for fast growing species such as salmon, trout, cod and others. In fact, the use of submerged artificial lighting during-night hours is steadily gaining more interests in …
Permanent link to this article: https://fishconsult.org/?p=12549
Apr 16 2015
The role of women in the value chain of artisanal fisheries in Liberia
Photo credit: David Elliott (Mac Alister Elliott & Pts.) – UK Review: Abdel Rahman El Gamal (Founder of the website) Whether women seen in the inserted photo are heading to buy fish for their families or for trade, the Liberian women play an important role in the artisanal fisheries sector. They may support …
Permanent link to this article: https://fishconsult.org/?p=12545