نتایج جستجو برای: helminthes fauna
تعداد نتایج: 15924 فیلتر نتایج به سال:
The feral cat (Felis catus) is recognised as a significant threat to fauna conservation in Western Australia, particularly in arid and semi arid regions of the State. Not only do feral cats prey on native fauna and have the potential to spread diseases, but they have proven to be an obstacle to fauna reintroduction programs. Western Shield fox baiting strategies have been ineffective against fe...
Aim North America harbours the most diverse freshwater mussel fauna on Earth. This fauna has high endemism at the continental scale and within individual river systems. Previous faunal classifications for North America were based on intuitive, subjective assessments of species distributions, primarily the occurrence of endemic species, and do not portray continent-wide patterns of faunal simila...
Fauna Europaea provides a public web-service with an index of scientific names (including important synonyms) of all extant European terrestrial and freshwater animals, their geographical distribution at the level of countries and major islands (west of the Urals and excluding the Caucasus region), and some additional information. The Fauna Europaea project comprises about 230,000 taxonomic nam...
Soft tissues of species of marine fauna; crabs (Crustacea), oysters (Pelecypoda, Bivalvia), sea stars (Asterroidea), sea urchin (Echinoidea) and bony fishes (Osteichtyes) sampled along the Kenya-Mombasa coastal region were analyzed to determine the levels of organochlorine pesticides (OCPs). Analysis was done using gas chromatography with an electron capture detector. This study showed that mar...
Diet and helminth fauna were analysed in Gallotia stehlini (Schenkel, 1901), a giant lacertid lizard endemic to Gran Canaria (Canary Islands, Spain) in order to explore eventual relationships between both traits. This species is mainly herbivorous, eating a large proportion of plant matter (occurrence 97.1%) including not only seeds but also leaves and other vegetative parts. Helminth fauna inc...
The Contribution of Electron Microscopic Studies to the Taxonomy and Biology of Parasitic Trematodes
Electron microscopy has proved to be a very helpful those at posterior end consisting of powerful adhesive instrument in the study of biology in general. Since it has disks usually provided with chitinoid hooks or anchors; been invented a lot of information has accumulated in with single host, parasites of cold-blooded aquatic different aspects of biology. Studying the ultrastructure vertebrate...
the parasite fauna of 50 specimens of spiny eel obtained from two lakes, zarivar (in kurdistan province) and parishan (in fars province) and one river, heleh (booshehr province) were examined during the year 2003. a total of nine parasite species were found. gills of spiny eel were infected with ichthyophthirius multifiliis , trichodina pediculus (protozoa) and mastacembelocleidus heteranchorus...
Fauna Europaea provides a public web-service with an index of scientific names (including important synonyms) of all living European land and freshwater animals, their geographical distribution at country level (up to the Urals, excluding the Caucasus region), and some additional information. The Fauna Europaea project covers about 230,000 taxonomic names, including 130,000 accepted species and...
Fauna Europaea provides a public web-service with an index of scientific names (including important synonyms) of all living European land and freshwater animals, their geographical distribution at country level (up to the Urals, excluding the Caucasus region), and some additional information. The Fauna Europaea project covers about 230,000 taxonomic names, including 130,000 accepted species and...
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