Results 71 to 80 of about 699 (177)
On drift and diel vertical migration of bottom invertebrates of the Amur. [Translation from: Zoologicheskie Zhurnal 42 1601-1612, 1963.] [PDF]
Planktobenthos was sampled in 1957-58 in the river Amur. A determination of the kind of organisms drifting in the mass of water of the Amur was carried out.
Klyuchareva, O.A.
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Salinity dependence of parasite infestation in the European eel Anguilla anguilla in northern Germany [PDF]
The aim of the study was to examine metazoan parasite communities of European eels (Anguilla anguilla) in fresh-water, brackish water and marine localities in northern Germany. In all, 29 parasite species/taxa were found in 170 eels: eight digeneans, one
Aguilar +35 more
core +1 more source
Fish ectoparasites are introduced to water bodies or aquaculture systems along with their hosts. Argulid fish lice can survive off-host for a given time, and in spite of quarantine measures might also be introduced via the transfer of water.
P.D. WALKER, I.J. RUSSON, R. DUIJF, G. VAN DER VELDE,S.E. WENDELAAR BONGA
doaj
An investigation of the common fish louse, Argulus foliaceus (Linn.)
Argulus Foliaceus has a remarkably wide distribution, and is found throughout Europe. A. coregoni, which is another European form of the Argulidae, has been recorded in England from such localities as the Birmingham Canal; Barble, Leicestershire; Berkshire Trout Farm; the River Wharfe, Yorkshire; Tring Reservoirs; the Thames; the River Frome in ...
openaire +1 more source
Terve kala : Tautien ennaltaehkäisy, tunnistus ja hoito [PDF]
Saatavissa myös ruotsiksi, venäjäksi ja viroksiTerve kala – tautien ennaltaehkäisy, tunnistus ja hoito julkaistiin vuonna 2000. Kohderyhmänä olivat etenkin sisämaan poikaskasvattajat, mutta opas löysi tiensä kala-alan ammattilaisten käyttöön laajemminkin
Kannel, Risto +3 more
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Infection strategies of fish ectoparasites [PDF]
PhDCertain factors controlling the parasitic phase of some nonspecific fish ectoparasites were investigated. Studies were made of the infection patterns exhibited by the branchiuran Argulus foliaceus (L.
Landsberg, Janice Helena
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Fish with the metazoan parasite Argulus foliaceus (Crustacea: Branchiura) infestation observed in carp (Cyprinus carpio) were caught between September and October 2018 in Lake Çavuşçu.
Gümüş Numan Emre
doaj +1 more source
The epidemiology and population ecology of Argulus spp. : Infections in UK stillwater trout fisheries [PDF]
Argulus spp. are branchiuran crustaceans, the majority of which are ectoparasites of fish. In the UK three freshwater species have been recorded: A. foliaceus, A. japonicus and A. coregoni. Argulus spp.
Taylor, Nicholas Giles Hutton
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Biophysical and stable isotopic profiles of the salmon louse Lepeophtheirus salmonis (Krøyer, 1837) [PDF]
The salmon louse Lepeophtheirus salmonis is a parasitic copepod that infects wild and farmed salmonids throughout the northern hemisphere. L. salmonis represents the largest economic hurdle of the Atlantic salmon (Salmo salar) industry, with an estimated
Taccardi, Emma
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FISH PARASITES IN VALASHT LAKE AND CHALNS RIVER
Fish parasites from Valasht Lake and Chalus River were studied in spring 2005 and summer 2006. Fish specimens were caught by hand net and transported to local laboratory alive.
A. Mayar; A. Bozorgnia; J. Pazoki; M. Barzegar; M. Masomian; B. Jalali
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