Efficiency of brazilian native ornamental fishes as mosquito larvae predators
نویسندگان
چکیده
منابع مشابه
Guppies as predators of common mosquito larvae in Malaysia.
Observation on predation activities of guppies (Poecilia reticulata) on the larvae of three species of mosquito, namely Aedes albopictus, Aedes aegypti, and Culex quinquefasciatus was carried out under laboratory conditions. Male and female guppies were used as predators for predation experiments on the 4th instars of mosquito larvae. The daily feeding rates comparing male and female guppies on...
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The inlandwater resourses are including;lakes,wetlands,rivers ,springs and qanats. The qanat is the water or channel through which water flows from the depths of the earth to its surface. Over the past two decades, studies have been done on the inlandwater resources by writers of this article and other reseachers. The results of the studies showed that 22 fish species belonging to 5 family com...
متن کاملHistopathology of nephrocalcinosis in some ornamental fishes
Nephrocalcinosis is a chronic disorder which may be resulted in decrease in growth rate and finally mortality in severe condition. Nephrocalcinosis is defined as the presence of calcification in the kidney. A total number of 80 ornamental fishes of different species included of discus fish (Symphysodon discus), angelfish (Pterohyllum sp.), goldfish (Carassius auratus) and oscar fish (Astronotus...
متن کاملDemographic Consequences of Predators on Prey: Trait and Density Mediated Effects on Mosquito Larvae in Containers
Predators may affect prey population growth and community diversity through density mediated lethal and trait mediated non-lethal effects that influence phenotypic traits of prey. We tested experimentally the roles of thinning the density of prey (lethality) in the absence of predator cues and density and trait mediated effects (lethality + intimidation) of predatory midge Corethrella appendicu...
متن کاملAdditional novel Cryptosporidium genotypes in ornamental fishes.
Current knowledge on the prevalence and genotypes of Cryptosporidium in fishes is still limited. This study investigated the prevalence of Cryptosporidium species in 171 ornamental fishes, belonging to 33 species, collected from 8 commercial aquariums around Perth, Western Australia. All samples were screened by nested PCR targeting the 18S rRNA locus. A total of 6 positives were identified by ...
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ژورنال
عنوان ژورنال: Boletim do Instituto de Pesca
سال: 2017
ISSN: 0046-9939,1678-2305
DOI: 10.20950/1678-2305.2017.93.98