The growth of commercial aquaculture in Chile generated an income of $2.300 million USD in exports in 2005. Currently, 15 different species are cultivated commercially, of which seven are native; these had returns of 185 million USD. Among these native species is Galaxias maculatus (whitebait), w...
Mardones Lazcano, Alfonso
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Vega Aguayo, Rolando
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Encina Montoya, Francisco
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[Cultivation of whitebait (Galaxias maculatus) in Chile]
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Cultivation of whitebait (Galaxias maculatus) in Chile
The management and use of native species under laboratory conditions is the main difficult for species proposal for its use in bioassays. The present study showed the results about management under controlled conditions of Paratanytarsus grimmii (Diptera: Chironomidae), that is a parthenogenetic ...
Encina Montoya, Francisco
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De los Rios, P.
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Vega Aguayo, Rolando
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Mardones Lazcano, Alfonso
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[Standard culture of Paratanytarsus grimmii Schneider, 1885 (Diptera: Chironomidae), for its use in toxicity bioassays]
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Standard culture of Paratanytarsus grimmii Schneider, 1885 (Diptera: Chironomidae), for its use in toxicity bioassays
Important events of acute mortality without apparent pathological features are present in the salmon smolt production in the Araucania Region (southern Chile). The problem is focused on specimens of 0.2 to 1 g; causes points to pH acidification processes of running water and the presence of certa...
Vega Aguayo, Rolando
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Zamorano, Jose
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Encina Montoya, Francisco
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Mardones Lazcano, Alfonso
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[Effect of calcium on acute toxicity of aluminum in juvenile rainbow trout (Oncorhynchus mykiss) exposed to different pH waters]
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Effect of calcium on acute toxicity of aluminum in juvenile rainbow trout (Oncorhynchus mykiss) exposed to different pH waters
Studies in Salvelinus alpinus, Arctic charr, indicate that it has a low capacity to hyposmorregulatory or adaption to sea in winter periods in Arctic waters. The investigation finds to determinate the rank optimum of salinity to can cultivate this species at Chile. The weight adequate was determi...
Mardones Lazcano, Alfonso
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Vega Aguayo, Rolando
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Encina Montoya, Francisco
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Pichara Morales, Cristian
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González Alfaro, Katerina
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De los Rios, P.
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Pena, B.
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[Assessing the growth of Arctic charr (Salvelinus alpinus) (Linnaeus, 1758) in four salinities, under experimental conditions]
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Assessing the growth of Arctic charr (Salvelinus alpinus) (Linnaeus, 1758) in four salinities, under experimental conditions
The inland waters of Chile hold endemic species of crustaceans, and these habitats are threatened at present due to pollution as a result of human activities. Until now, the environmental studies performed have not considered native species for evaluating environmental risks. The aim of the prese...
Encina Montoya, Francisco
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De Los Rios Escalante, Patricio
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Salazar, Katherine
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[CULTURE OF NATIVE SPECIES OF ZOOPLANKTONIC CRUSTACEANS: TUMEODIAPTOMUS DIABOLICUS (BREHM, 1935) FROM NORTHERN PATAGONIAN LAKES (CHILE)]
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CULTURE OF NATIVE SPECIES OF ZOOPLANKTONIC CRUSTACEANS: TUMEODIAPTOMUS DIABOLICUS (BREHM, 1935) FROM NORTHERN PATAGONIAN LAKES (CHILE)
In Chile there is an increased use of fungicides, especially in the central and southern parts of the country. The aim of this study was to test the sensitivity of two common zooplankton species, Daphnia pulex Leydig, 1860 and Tumeodiaptomus diabolicus (Brehm, 1935) to the fungicide carbendazim. ...
Encina Montoya, Francisco
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De Los Rios Escalante, Patricio
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Salazar, Katherine
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[ACUTE TOXICITY (LC50) OF A PESTICIDE (CARBENDAZIM) ON TWO NATIVE CRUSTACEAN ZOOPLANKTON SPECIES: DAPHNIA PULEX LEYDIG, 1860 AND TUMEODIAPTOMUS DIABOLICUS (BREHM, 1935) FROM NORTHERN PATAGONIAN LAKES (CHILE)]
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ACUTE TOXICITY (LC50) OF A PESTICIDE (CARBENDAZIM) ON TWO NATIVE CRUSTACEAN ZOOPLANKTON SPECIES: DAPHNIA PULEX LEYDIG, 1860 AND TUMEODIAPTOMUS DIABOLICUS (BREHM, 1935) FROM NORTHERN PATAGONIAN LAKES (CHILE)
Easy, economic, precise species authentication is currently necessary in many areas of research and diagnosis in molecular biology applied to conservation studies of endangered species. Here, we present a new method for the identification of three fox species of the Lycalopex genus in Chile. We d...
Anabalon, Leonardo
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Encina Montoya, Francisco
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Sanchez, Pamela
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Solano Solís, Jaime
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Benavente Muñoz, Felipe
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Guinez, Basilio
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Olivares, Flavio
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Oberti Grassau, Carlos
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Vega Aguayo, Rolando
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[High-resolution melting of the cytochrome B gene in fecal DNA: A powerful approach for fox species identification of the Lycalopex genus in Chile]
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High-resolution melting of the cytochrome B gene in fecal DNA: A powerful approach for fox species identification of the Lycalopex genus in Chile
The current trend in world aquaculture is towards the diversification of cultures, mainly native species. The red cusk eel Genypterus chilensis is a native Chilean species of high gastronomic demand and seasonal exploitation that is projected as a candidate for the development of farming technolo...
Vega Aguayo, Rolando
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Pradenas, Miguel
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Manuel Estrada, Juan
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Ramirez, Diego
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Valdebenito Isler, Iván
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Mardones Lazcano, Alfonso
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Dantagnan Dantagnan, Patricio
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Alfaro, Denis
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Encina Montoya, Francisco
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Pichara Morales, Cristian
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[Evaluation and comparison of the efficiency of two incubation systems for Genypterus chilensis (Guichenot, 1848) eggs]
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Evaluation and comparison of the efficiency of two incubation systems for Genypterus chilensis (Guichenot, 1848) eggs
Urbanisation is a dominant geographical trend and an important component of global change, with unprecedented implications for socio-economic, cultural and environmental characteristics. However, green areas, including original fragments, can help to conserve native diversity, improving the funct...
Muñoz Pedreros, Andrés
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González Urrutia, Marilyn
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Encina Montoya, Francisco
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Norambuena, Heraldo V.
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[Effects of vegetation strata and human disturbance on bird diversity in green areas in a city in southern Chile]
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Effects of vegetation strata and human disturbance on bird diversity in green areas in a city in southern Chile
Galaxias maculatus is an osmeriform native fish of the Southern Hemisphere, in which the crystalline larvae is considered as a luxury delicacy, for this reason, it has been commercially exploited in Chile, Argentina and New Zealand. However, the fisheries have been rapidly decreasing due to the o...