Assessment of the environmental risk posed by channel catfish in New Zealand: report / of the Independent Review Team (submitted 20 July 1990) ; C.R. Townsend, M.J. Winterbourn.

By: Townsend, Colin R.
Contributor(s): Winterbourn, Michael J. (Michael John).
Material type: materialTypeLabelBookPublisher: Wellington, NZ : Independent Review Team, 1990Description: 24 pages ; 30 cm.Subject(s): ENVIRONMENTAL MANAGEMENT | RISK ASSESSMENT | CHANNEL CATFISH | INTRODUCED TAXA | BIOLOGICAL INVASIONS | NEW ZEALAND | ENVIRONMENTAL ASPECTSHoldings: GRETA POINT: 574:504.3(931) TOW
Contents:
Summary – 1. Introduction – 1.1. Freshwater fish and their habitats in New Zealand – 1.2. Terms of reference of the Independent Review Team – 1.3. Organization of this report – 2. The ecological background – 2.1. The introduction and spread of exotic fish species – 2.2. Impacts on native species – 2.3. The extent of knowledge about channel catfish – 3. Background and history of the proposal to import channel catfish – 3.1. Environmental Impact Assessment – 3.2. The question of trials to evaluate the impact of channel catfish – 3.3. Supplement to the Environmental Impact Assessment – 3.4. Evidence gathered by the New Zealand Federation of Freshwater Anglers – 4. Assessment of the evidence – 4.1. Escape of channel catfish and establishment in the wild – 4.2. Assessment of the likely ecological impact of channel catfish – 4.2.1. The evidence from North America – 4.2.2. Native fish in New Zealand – 4.2.3. Fisheries in New Zealand – 4.2.4. Ecosystems in New Zealand – 5. Conclusions – 5.1. Value and vulnerability of New Zealand species – 5.2. The potential for intense and widespread impact by channel catfish -- Appendix
Holdings
Item type Current library Call number Copy number Status Date due Barcode
BOOK BOOK WELLINGTON BOOKS 574:504.3(931) TOW 1 Available B019729

Cover title

Photocopied material

Available from M.J. Winterbourn, Dept. of Zoology, University of Canterbury, Christchurch or C.R. Townsend, Dept. of Zoology, University of Otago, Dunedin, NZ

Includes bibliographical references (pages 22-24).

Summary – 1. Introduction – 1.1. Freshwater fish and their habitats in New Zealand – 1.2. Terms of reference of the Independent Review Team – 1.3. Organization of this report – 2. The ecological background – 2.1. The introduction and spread of exotic fish species – 2.2. Impacts on native species – 2.3. The extent of knowledge about channel catfish – 3. Background and history of the proposal to import channel catfish – 3.1. Environmental Impact Assessment – 3.2. The question of trials to evaluate the impact of channel catfish – 3.3. Supplement to the Environmental Impact Assessment – 3.4. Evidence gathered by the New Zealand Federation of Freshwater Anglers – 4. Assessment of the evidence – 4.1. Escape of channel catfish and establishment in the wild – 4.2. Assessment of the likely ecological impact of channel catfish – 4.2.1. The evidence from North America – 4.2.2. Native fish in New Zealand – 4.2.3. Fisheries in New Zealand – 4.2.4. Ecosystems in New Zealand – 5. Conclusions – 5.1. Value and vulnerability of New Zealand species – 5.2. The potential for intense and widespread impact by channel catfish -- Appendix

GRETA POINT: 574:504.3(931) TOW

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