NSW Department of Primary Industries

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

Showing results 61 - 70 of 136

  1. Assessment of a Dual-frequency Identification Sonar (DIDSON) for application in fish migration studies

    Field trials. Traditional methods of fish capture, such as trapping or netting, provide estimates of fish abundance and size over a fixed time period. ... The results demonstrated that it is possible to estimate total abundance and size structure of fish

  2. Regulated Rivers and Fisheries Restoration Project - Experimental study of the effects of cold water pollution on native fish

    These experiments demonstrated that juvenile native fish were affected by cold water pollution in the areas of growth, survival, distribution and activity. ... Abundance of fish did not change between non-irrigation and irrigation seasons.

  3. Final Report 2005_209 FORMATTED FINAL

    Identification of individual animals and family structures are recommended for gathering the data for the development of genetic parameters. ... Liggins. 194pp. No. 19 Otway, N.M. and Parker, P.C., 2000. The biology, ecology, distribution, abundance and

  4. Grey-Nurse-Shark-Draft-Recovery-Plan.pdf

    Three of these key 'aggregation sites' are already given high levels of protection within existin g marine protected areas. ... The particular habitats where grey nurse sharks choose to aggregate contain a rich diversity of fish and marine vegetation,

  5. Mapping the habitats of NSW estuaries

    Subdivision of marine environments into habitat units is the surrogate most widely used, and this approach as been adopted in NSW for selecting suitable candidate areas for protection within Marine Parks. ... provide natural resource managers, industry

  6. 1747_Lachlan Macquarie perch habitat project_FORMATTED_V2

    11. Figure 3. The distribution and abundance of Macquarie perch at sites sampled in the upper Lachlan and Abercrombie Rivers within the last three years (2006 – 2009). ... Therefore, further analyses that quantify the habitat needs of Macquarie perch,

  7. Gillreportfinal_Formatted_091003

    Analyses of similarity identified that the structure (species composition and relative abundance) of catches differed between estuaries, but not between sampling periods. ... Similarity matrices based on the Bray- Curtis similarity measure were generated

  8. Gilliga_et al_Wakool Enviro Flows_report

    The biology, ecology, distribution, abundance and identification of marine protected areas for the conservation of threatened Grey Nurse Sharks in south east Australian waters. ... Final Report to Environment Australia for the Marine Protected Areas

  9. Replacing Fishmeal in Aquaculture Diets

    2. Special diets for broodstock. 3. Marine fish development. 4. Channel catfish nutrition and use of walking catfish pellet as feed for channel catfish. ... A large number of potential feed ingredients can be screened in a short time, using very small

  10. Reproduction and growth of dusky flathead in NSW estuaries

    The biology, ecology, distribution, abundance and identification of marine protected areas for the conservation of threatened Grey Nurse Sharks in south east Australian waters. ... Final Report to Environment Australia for the Marine Protected Areas

Search Within

www.dpi.nsw.gov.au