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Tag: Lake Amatitlán

Daphnia (Characteristics, feeding, reproduction, reactions to environmental stress)

Photo credit: Manuel Cano Alfaro (Guatemala) Review: Abdel Rahman El Gamal This specimen of Daphnia belonged to the fauna of Lake Amatitlan, Guatemala Introduction: Daphnia is a large genus comprising over 200 species of small freshwater crustaceans that belong to the family Daphniidae and the order “Cladocera”. These small crustaceans of 1–5 millimeters in length are commonly …

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Permanent link to this article: https://fishconsult.org/?p=10710

Use of Lake Amatitlan water hyacinth in the production of cooking gas in Guatemala

Credit: Manuel Cano Alfaro (Guatemala) The excessive growth of water hyacinth (Eichornia crassipes) in Lake Lake Amatitlan, Guatemala which intended to remove the nutrients load in the lake has stimulated the idea of utilizing a part of water hyacinth in energy production whereas collected plants are placed in a bio-digester in a process whose end product …

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Permanent link to this article: https://fishconsult.org/?p=9979

Eutrophication of Lake Amatitlan in Guatemala – Video

Credit video: Manuel Cano Alfaro (Guatemala) Review: Abdel Rahman El Gamal This video shows the algal scum on the water surface of Lake Amatitlan in Guatemala. The lake receives great amount of the sewage from Guatemala City through different tributaries turning into a completely eutrophic body of water. The heavy nutrients load as represented in phosphorus and …

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Permanent link to this article: https://fishconsult.org/?p=9973

Cleaning the beaches of Lake Amatitlan (Guatemala) (in English/Spanish)

Credit: Manuel Cano Alfaro (Guatemala) The photos show the Personnel Division of the Lake Cleaning, Environmental Education and Interagency Relations work together on Coastal Cleanup work. Se fotos mostrar la Personal de la División de Limpieza del Lago Amatitlan, Educación Ambiental y Relaciones Interinstitucionales trabajan conjuntamente en trabajos de Limpieza de Playas.    

Permanent link to this article: https://fishconsult.org/?p=9880

Use of water hyacinth, Eichornia crassipes as a bio-fence in Lake Amatitlan, Guatemala

Credit: Manuel Cano Alfaro (Guatemala) The three photos show the formation of floating bio-fence (biobardas) in Lake Amatitlan (Guatemala) using water hyacinth, Eichornia crassipes to retain floating solid wastes entering the Lake from the Villalobos River.    

Permanent link to this article: https://fishconsult.org/?p=9803

Grow-out of tilapia in Lake Amatitlán (Guatemala)

Credit: Manuel Cano Alfaro (Guatemala) The photo shows a grow-out tank for tilapia located in Lake Amatitlán, Guatemala. The lake is one of four major lakes in Guatemala. The water supply to tilapia tank is pumped from a depth then pass through a filter of volcanic rocks and geotextile to reduce its ammonia content before …

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Permanent link to this article: https://fishconsult.org/?p=9775

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