نتایج جستجو برای: Freshwater fishes

تعداد نتایج: 45711  

Journal: :journal of agricultural science and technology 2010
m. barzegar b. jalali

this paper presents a total of 11 known crustacean parasite species from 51 host species belonging to 7 families, with 17 genera reported from cultured and wild fishes in three faunal regions of iran. among them, one belonging to branchiura order, namely argulus foliaceus, was found on capoeta capoeta in makoo reservoir as well as on cyprinus carpio, chalcalburnus sp., hypophthalmichthys molitr...

Journal: :caspian journal of enviromental sciences 0

this paper provides information on the geographic distributions of two cyprinid species: hemiculter leucisculus (basilewsky, 1855) and alburnus caeruleus heckel, 1843, in the world and the entire drainage systems in iran. the new distribution records were taken from maroon river (jarrahi river system) and chardaval river (karkheh river system), both in tigris river basin showing wide and narrow...

Journal: :caspian journal of enviromental sciences 0

the genus alburnoides jeitteles, 1861 in iran is reviewed, and diagnoses are presented for all eight recognized species. alburnoides eichwaldii, a. holciki, a. idignensis, a. namaki, a. nicolausi, a. petrubanarescui, a. qanati and a. tabarestanensis are considered valid and three new species are described: alburnoides coadi sp. n., from namrud river in kavir basin, a. parhami sp. n., from atrak...

Journal: :journal of agricultural science and technology 2010
j. pazooki m. masoumian m. yahyazadeh j. abbasi

a systematic parasitological examination was carried out on 266 freshwater fish speci-mens, belonging to 11 species, from northwest of iran during the period from summer 2001 to summer 2002. twelve parasite species including diplostomum spathaceum, al-locreadium isoporum, ligula intestinalis, digrama sp., caryophylleus laticeps, rhabdocona hellichi, eustrongylides excisus, argulus foliaceus, la...

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Endemic fishes are part of the genetic resources in aquatic habitats. The Caspian Sea, as the largest lake in the world, has a unique habitat diversity and is of great importance for the countries of the region. Over the recent decades, with the increase in the level of anthropogenic sound, its effects on freshwater and marine fishes have been considered by fisheries managers and stakeholders. ...

2011
NUR AIRINA MUHAMAD JAMALUDIN MOHAMAD

A comparative study on the fatty acids contents of three Malaysian marine fishes Tenualosa toli (Terubok), Rastrelliger kanagurta (Kembong), Stolephorus baganensis (Bilis) and three freshwater fishes Channa striatus (Haruan), Pangasius hypothalamus (Patin), Clarias macrocephalus (Keli) were carried out. Marine fishes showed more unsaturated fatty acids with 3, 4, 5 and 6 double bonds than in fr...

Journal: :iranian journal of ichthyology 0
alireza radkhah department of fisheries, faculty of natural resources, university of tehran, karaj, iran. soheil eagderi department of fisheries, faculty of natural resources, university of tehran, karaj, iran.

this research was conducted to study the length-weight and length-length relationships and condition factor of six cyprinid fish species viz. alburnus atropatena , barbus lacerta , capoeta capoeta , carrasius gibelio , romanogobio macropterus and pseudorasbora parva from zarrineh river (urmia lake basin, iran). a total of 188 specimens ranging from 2.9 to 21.4cm in total length and 0.22 to 176g...

Journal: :international journal of aquatic biology 0
mazaher zamani faradonbeh department of fisheries, faculty of natural resources, university of tehran, karaj, iran. soheil eagderi [editor in: fish biology] department of fisheries, faculty of natural resources, university of tehran, iran. fariborz ghojoghi department of fisheries, faculty of natural resources, islamic azad university, azadshahr branch.

length-weight relationship and condition factor were investigated in seven fish species, including barbus cyri , capoeta gracilis , alburnoides eichwaldi , acanthalbarnus microlepis , ponticola cyrius , cobitis keyvani and oxynemacheilus bergianus from totkabon river. a total of 570 specimens ranging from 25.90 to 146.97 mm in total length and 0.1 to 260.3 g in total weight were collected. base...

ژورنال: علمی شیلات ایران 2011
حسین زاده صحافی, همایون, علیزاده, مرتضی, مسائلی, شهره, نگارستان, حسین,

In this research, controlled changes of rainbow trout muscular composition cultured in brackish water (14.1ppt) and freshwater (4.3ppt) was compared. Some 180 juvenile rainbow trout with a weight of 47.2±0.1g each were released in 6 polyethylene tanks with a capacity of 1.5m³. During the experiment, water temperature was kept constant. Feeding fish was conducted using common Faradaneh food and ...

2010
Eric B. Taylor

Conservation of freshwater ecosystems for aesthetic, ethical, and utilitarian reasons is a top global conservation priority owing to the richness of freshwater biodiversity and the extent of threats against it (Dudgeon et al., 2006). For instance, on a per unit area basis, freshwaters contain the most diversity of fishes; some 10,000 species of freshwater fishes (c. 40% of Department of Zoology...

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