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Autore: |
Crawford Stephen Scott <1960->
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Titolo: |
Salmonine introductions to the Laurentian Great Lakes : an historical review and evaluation of ecological effects / / Stephen S. Crawford
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Pubblicazione: | Ottawa, : NRC Research Press, 2001 |
Edizione: | 1st ed. |
Descrizione fisica: | 1 online resource (219 p.) |
Disciplina: | 597.5/6/0977 |
Soggetto topico: | Salmonidae - Ecology - Great Lakes Watershed |
Biotic communities - Great Lakes Watershed | |
Fish communities - Great Lakes Watershed | |
Introduced fishes - Great Lakes Watershed | |
Note generali: | "A publication of the National Research Council of Canada Monograph Publishing Program". |
"NRC no. 42734." | |
Nota di bibliografia: | Includes bibliographical references. |
Nota di contenuto: | Intro -- Cover page -- Publishing Information -- Title page -- Copyright -- Contents -- Abstract -- Résumé -- Acknowledgements -- Executive Summary -- History of Salmonine introductions -- Effects of introductions on the introduced salmonines -- Effects of introductions on the receiving Great Lakes ecosystem -- 1. Introduction -- 1.1 Goal and objectives of this report -- 1.2 Sources of information -- 1.3 Definition of terms -- 1.4 Native and introduced salmonines of the Great Lakes ecosystem -- 2. History of introduced salmonies in the Great Lakes -- 2.1 Atlantic salmonines -- 2.1.1 Atlantic salmon (Salmo salar) -- 2.1.2 Brown trout (Salmo trutta) -- 2.2 Pacific salmonines -- 2.2.1 Chinook salmon (Oncorhynchus tshawytscha) -- 2.2.2 Coho salmon (Oncorhynchus kisutch) -- 2.2.3 Rainbow trout (Oncorhynchus mykiss) -- 2.2.4 Kokanee (Oncorhynchus nerka) -- 2.2.5 Chum salmon (Oncorhynchus keta) -- 2.2.6 Cutthroat trout (Oncorhynchus clarkii) -- 2.2.7 Masu salmon (Oncorhynchus masou) -- 2.2.8 Pink salmon (Oncorhynchus gorbuscha) -- 2.3 Arctic salmonines -- 2.3.1 Arctic charr (Salvelinus alpinus) -- 2.4 Objective for salmonine introductions to the Great Lakes -- 2.4.1 Relocation Objectives -- Aesthetic Objectives -- Species Refuge Objectives -- 2.4.2 Harvest Objectives -- Food Fisheries Objectives -- Commercial Fisheries Objectives -- Recreational Fisheries Objectives -- 2.4.3 Manipulation Objectives -- Niche Filling Objectives -- Forage Supplement Objectives -- Biological Control Objectives -- 2.4.4 Historical trends in introduction objectives -- 3. Ecology of salmonine introductions to the Great Lakes -- 3.1 Effects of introduction on the introduced Great Lakes salmonines -- 3.1.1 Survival, growth and development -- 3.1.2 Dispersion and migration -- Dispersion -- Migration -- 3.1.3 Reproduction -- 3.1.4 Alteration of life-history characteristics. |
3.2 Effects of introduction on the Great Lakes ecosystem -- 3.2.1 Diseases and parasites -- 3.2.2 Predation -- Juvenile introduced salmonines -- Tributaries -- Lakes -- Adult introduced salmonines -- Tributaries -- Spawning migrations in tributaries -- Lakes -- Difference among introduced salmonines in alewife predation -- Effect of introduced salmonine predation on alewife -- Other causes of alewife declines -- Prey swithing by introduced salmonines -- Introduced salmonine predation on native species -- 3.2.3 Competition -- Competition between introduced salmonines and brook charr -- Competition for stream positions -- Competition for food -- Competition for spawning habitat -- Competition between introduced salmonies and lake charr -- Competition for food -- Competition for spawning habitat -- Competition between introduced salmonies and other native species -- 3.2.4 Genetic alteration -- 3.2.5 Environmental alteration -- Tributary substrate disruption -- Tributary manipulation by humans -- Toxic contaminant transport -- Hatchery effluents -- 3.2.6 Community alteration -- Community composition -- Community energetics -- 4. Discussion -- General conclusions -- 5. Epilogue: a policy of action -- 6. References -- Appendix I. Introduced salmonine stocking data summary for the Laurentian Great Lakes (1966-1998) -- Primary source -- Additional sources -- Data notes -- Appendix I. Salmonine stocking data summary for the Laurentian Great Lakes (1966-1998). | |
Sommario/riassunto: | This publication provides an historical review and evaluation of documented ecological effects associated with salmonine introductions to the Laurentian Great Lakes. The introduction of salmonines to the Great Lakes date back to the 1870s, when natural populations of native salmonines in the Great Lakes were in severe decline. |
Titolo autorizzato: | Salmonine introductions to the Laurentian Great Lakes ![]() |
ISBN: | 9786610452033 |
1-280-45203-X | |
1-4593-0125-0 | |
Formato: | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione: | Inglese |
Record Nr.: | 9910814779403321 |
Lo trovi qui: | Univ. Federico II |
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