NSW Department of Primary Industries

You searched for `abundance and identification of marine protected areas`

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  1. Investigating and managing the Perkinsus-related mortality of blacklip abalone in NSW

    24 3.2.4. Comparisons among alternative indices of abundance and model-based estimates of biomass. ... Indices of abundance of abalone were derived from fishery-dependent catch and effort data, fishery-independent surveys and estimates provided by

  2. Broad-Scale Interactions Between Fishing and Mammals, Reptiles and Birds in NSW Marine Waters

    The likelihood of the occurrence of operational interactions is increased by fishers operating in areas of high primary productivity where marine wildlife feed and by marine wildlife being attracted to fishing ... The precise fishing method, effort and

  3. Scientific reports on the recovery of the Richmond and ...

    Therefore, we are primarily restricted to making inferences about the recovery of the fish and crustacean populations by interpreting spatial and temporal trends in the distribution and abundance of fish and ... An appropriate experimental design is

  4. TABLE OF CONTENTS

    the Indigenous Fishing Survey) and areas of technical expertise (e.g. statistician). ... The geographical boundaries of the survey were defined, species lists and identification cards developed and a communication strategy composed.

  5. 299_FRDC Urchins_REPORT formatted for printing_Oct03_Part –

    Surveys of abundance and biomass are completed independent of many fisheries (e.g. ... Many studies have investigated spatial and temporal variation in the density of sea urchins, but comparatively few have been designed to enable estimates of abundance

  6. Beaches and Headland Ecological FFreport_146

    in different areas of the marine park. ... ii) scientific research. The goal was to establish a comprehensive, adequate and representative system of marine protected areas that includes a full range of marine biodiversity at ecosystem, habitat and

  7. Marine-Fish-Stocking-Vol-II-Online-Version.pdf

    threatened species, marine protected areas (MPAs), habitat condition), economic (e.g. local economic dependencies), social (e.g. ... Matters of NES relevant to fish stocking activities include: declared World Heritage areas (WHAs), declared Ramsar

  8. Second NSW North Coast shark-meshing trial final report

    relative abundance of target sharks; and/or the subsequent consequence of (2) fewer prey (e.g. ... clear. Intuitively, any local mortality of potentially dangerous sharks should infer a reduced probability of shark–human interactions, and certainly a

  9. NSW NORTH COAST SHARK-MESHING TRIAL FINAL REPORT

    All nets measured 150 m long and 4 or 6 m deep, comprised 600-mm mesh, and were rigged with acoustic deterrents to mitigate catches of marine mammals. ... to: (1) some reduction in the relative abundance of target sharks (either via mortality or perhaps

  10. FISHERIES FINAL REPORT SERIES | NO. 151 Koondrook–Perricoota Forest ...

    Abundance of native fish in KPF waterbodies in 2015 averaged 70% of all fish collected and this the highest recorded since monitoring began;. • ... The initial formal environmental watering event from August to October 2014 resulted in areas of fish

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