نتایج جستجو برای: fish larvae

تعداد نتایج: 133911  

ژورنال: زیست شناسی دریا 2022
Eagderi, Soheil , Herrel, Anthony , Jalili, Paria , Poorbagher, Hadi ,

This study was conducted to investigate the hydrodynamic parameters and how morphological changes affect them in Oreochromis niloticus at the National Museum of Natural History-Paris in the winter of 2020. To record fish movement, a high-speed camera (1000 fps) with a macro lens was used. The fish trajectory was taken by calculating coordinates of a center point between the two eyes and kinemat...

2011
Hugo J. de Boer Chanda Vongsombath Jos Käfer

INTRODUCTION In rural areas in Laos, fly larvae infestations are common in fermenting fish. Blowflies (Chrysomya megacephala, Diptera: Calliphoridae) are attracted to oviposit (and/or larviposit) onto fermenting fish which results in infestations with fly larvae. Knowledge of traditional use of plants to repel larvae during the production of fermented fish is common and widespread in Lao PDR. ...

2015
Chengzhi Ding Yifeng Chen Dekui He Juan Tao

Daily increment validation in fish otolith is fundamental to studies on fish otolith microstructure, age determination and life history traits, and thus is critical for species conservation and fishery management. However, it has never been done for Schizothoracine fish, which is the dominant component of fish fauna in the Tibetan Plateau. This study validated the daily increment formation of G...

Journal: :Animal behaviour 2000
Haag Warren

We investigated how two sympatric species of freshwater mussels transmit their parasitic larvae to fish hosts. We found that Villosa nebulosa and V. vibex both display large mantle lures to attract potential host fish, but V. nebulosa displayed only at night and V. vibex displayed mostly by day. Display periods were similar in the laboratory and in the field. In two laboratory experiments, we f...

Journal: :iranian journal of parasitology 0
maryam dadar alireza alborzi rahim peyghan milad adel

background: anisakid nematodes are common parasites of fish, mammals, fish-eating birds, and reptiles with a worldwide distribution, causing diseases in human, fish and important economic losses. methods: a preliminary epidemiological study was carried out on anisakid nematodes larvae in some commercially important fish species to evaluate the anisakid nematode larvae from greater lizardfish, (...

ژورنال: علمی شیلات ایران 2014
ربانی ها, مهناز, عطاران فریمانی, گیلان, موسوی گل سفید, سید علی, نصیری, حمیدرضا,

The survey of fish larvae assemblage variation was done in 2013 seasonally at the coastal areas of Southeastern side of Chabahar Bay. Sampling was done in 3 stations at day and night periods by a Bongo-Net with 300μ of mesh size. 29 families were identified. Clupeidae, Gobiidae and Blenniidae were dominant with more than 50% relative abundance. The PCA result was shown there were two separated ...

M. Mohseni, M. Pourkazemi O. E. Okorie S. C. Bai, S. H. Hassani T. S. Min

  To determine the best live food and to reevaluate the optimal weaning period for beluga fish (Huso huso) larvae, seven experimental diets: Daphina (DP), Chironomids (CH), Gammarid (G), Daphina + formulated diet (DPFD), Chironomids + formulated diet (CHFD), Gammarid + formulated diet (GFD ) and formulated diet (FD ) in triplicate groups were fed to 4662 sixteen-days-old larvae which were captu...

Journal: :Veterinary parasitology 2013
M Koinari S Karl A Elliot U Ryan A J Lymbery

The third-stage larvae of several genera of anisakid nematodes are important etiological agents for zoonotic human anisakiasis. The present study investigated the prevalence of potentially zoonotic anisakid larvae in fish collected on the coastal shelves off Madang and Rabaul in Papua New Guinea (PNG) where fish represents a major component of the diet. Nematodes were found in seven fish specie...

Journal: :Revista de saude publica 2007
Luciano Pamplona de Góes Cavalcanti Ricardo José Soares Pontes Ana Cláudia Ferreira Regazzi Francisco José de Paula Júnior Rodrigo Lins Frutuoso Emanuel Primos Sousa Fábio Fernandes Dantas Filho José Wellington de Oliveira Lima

OBJECTIVE To evaluate the efficacy of fish as predators of the Aedes aegypti larvae in laboratory conditions. METHODS The male and female of five different fish were included in the experiment. The tests to measure their consumption ability lasted five weeks for each species. Each trial involved four test tanks and four control tanks. Two control tanks contained just one fish, and the other t...

2014
Woon-Mok Sohn Jung-Mi Kang Byoung-Kuk Na

Anisakiasis, a human infection of Anisakis L3 larvae, is one of the common foodborne parasitic diseases in Korea. Studies on the identification of anisakid larvae have been performed in the country, but most of them have been focused on morphological identification of the larvae. In this study, we analyzed the molecular characteristics of 174 Anisakis type I larvae collected from 10 species of ...

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