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420 research outcomes, page 1 of 42
  • In order to study caudal fin rot with emphasis on Aeromonas hydrophila and Pseudomonas fluorescens in Salmo trutta caspius from the salmonids propagation and breeding center of Shahid Bahonar of kelardasht region, One hundred and eighty brood stocks having fin damage sy...

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  • publication . Thesis . 2007
    Open Access
    Authors:
    Graham, Larissa Joy;
    Persistent Identifiers
    Publisher: Virginia Tech

    Horseshoe crabs (Limulus polyphemus) have been harvested along the east coast of the United States since the 1800s, however a Fishery Management Plan (FMP) was only recently created for this species. To date, there have not been any studies that have attempted to identi...

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  • publication . Thesis . 2001
    Open Access English
    Authors:
    Okwakol, M.;
    Persistent Identifiers
    Publisher: Fisheries Training Institute, Department of Fishing Methods and Gear Technology

    This project survey on cost-net was conducted at the Northern portion of Lake Victoria and Upper Victoria Nile. The selected fish -Landing sites, where sampling exercises were carried out include: Loco, Jinja pier (covering Lake Victoria) and Railway bridge, New bridge ...

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  • Mapping quantitative trait loci (QTL) for traits under consideration for genetic improvement is becoming more common for many aquatic species, including Atlantic salmon. The objective of the study was to map QTL associated with length, weight, shape, parr mark number an...

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  • publication . Thesis . 2019
    Open Access English
    Authors:
    Shaw-McDonald, Samantha;
    Persistent Identifiers

    When evaluating harvesting strategies, there has been much less consideration of the role of harvest selectivity and with how temperature affects population responses. I experimentally manipulated harvest selectivity, intensity and water temperature to test how these fa...

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  • To determine the best time for egg stripping after ovulation and over-ripened oocyte in the Caspian brown trout (Salmo trutta caspius), the eggs were retained in theparental abdominal cavity for 40 days post-ovulation (DPO) at 7±0.6°C. Eggs were stripped every 10-day in...

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  • publication . Thesis . 2020
    Open Access
    Authors:
    Cooney, Ronan;
    Publisher: NUI Galway

    Aquaculture is the fastest growing food production activity in the world and has been for the last several decades. With over 60% of wild fish stocks at or below their maximum sustainable yield, it is expected that to relieve this pressure that fish and seafood products...

  • publication . Thesis . 1986
    Open Access English
    Authors:
    Zaitlin, Jody A.;
    Persistent Identifiers
    Publisher: San Francisco State University

    I compared life history characteristics (growth, reproduction and lifespan) of the black and yellow rockfish, Sebastes chrysomelas, from central California (Monterey and Carmel Bays) and southern California (off Santa Barbara and Santa Cruz Island). Fish of both sexes f...

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  • publication . Thesis . 2019
    Open Access English
    Authors:
    Powell, Christopher;
    Persistent Identifiers

    Growth functions see widespread application in animal production industries. These growth functions allow the prediction of body weight, or size, as a function of time. The Gompertz, logistic and von Bertalanffy see widespread application in the agricultural industry gi...

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  • publication . Thesis . 2000
    Open Access Persian
    Authors:
    Hasannia, Mohammad Reza;
    Persistent Identifiers

    In this study ,the effects of Pseudomonas fluorescence obtained from generator pond water of Kolahi as supplementary and four algae consisting of : Chaetoceros sp, Chlorella and Skeletonema sp and Tetraselmis sp, three types of artemia as live food larval states from zo...

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420 research outcomes, page 1 of 42