Fish Grading Articles

  • January Composting Roundup

    St. Paul, Minnesota: State DOT Issues New Compost Specs The Minnesota Department of Transportation (MNDOT) updated its specifications for using finished compost in MNDOT projects in the 2018 Edition of its “Standard Specifications For Construction.” The two main changes to the specs, explains Kayla Walsh of the Minnesota Pollution Control Agency, are: 1) Inclusion of food ...


    By BioCycle Magazine

  • Altered levels of endocrine biomarkers in juvenile barramundi, Lates calcarifer (Bloch), following exposure to commercial herbicide and surfactant formulations

    Agricultural pesticides that are known endocrine disrupting chemicals (EDCs) have been detected in waters in the Great Barrier Reef (GBR) catchment and lagoon. Altered transcription levels of liver vitellogenin (vtg) have been documented in wild populations of 2 GBR fisheries species, and were strongly associated with pesticide‐containing run‐off from sugarcane plantations. Here, we examine ...


    By John Wiley & Sons, Ltd.

  • Effects of atrazine on endocrinology and physiology in juvenile barramundi, Lates calcarifer (Bloch)

    Exposure to certain environmental contaminants such as agricultural pesticides can alter normal endocrine and reproductive parameters in wild fish populations. Recent studies have found widespread pesticide contamination across the rivers that discharge into the Great Barrier Reef lagoon. Potential impacts on native fish species exposed to known endocrine disrupting chemicals such as atrazine, ...


    By John Wiley & Sons, Ltd.

  • Protecting ireland’s aquaculture

    Background Mulroy Bay in North West Ireland is a pristine marine environment with a number of rare and sensitive habitats. As a result Mulroy Bay is designated as a Special Area of Conservation under the EU Habitats Directive (92/43/EEC). The sheltered nature of the bay has seen it develop into a major centre for aquaculture producing shellfish and salmon with an annual value of ...


    By The OTT Hydromet Group

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