COSEWIC assessment and update status report on the harbour

0,69
MB porpoise Phocoena phocoena (Northwest Atlantic population) in

37
stron Canada

4833
ID Committee on the Status of Endangered Wildlife in Canada

2005
rok

TABLE OF CONTENTS

SPECIES INFORMATION.3

Name and classification.3

Description.3

Nationally significant populations.3

DISTRIBUTION.4

Global range 4

Canadian range .4

HABITAT 8

Habitat Requirements 8

Trends . 8

Protection/ownership .8

BIOLOGY 8

General 8

Reproduction .8

Survival. 9

Physiology .10

Movements/dispersal.10

Nutrition and interspecific interactions . 11

Behaviour/adaptability .11

POPULATION SIZES AND TRENDS12

LIMITING FACTORS AND THREATS 14

SPECIAL SIGNIFICANCE OF THE SPECIES 18

EXISTING PROTECTION OR OTHER STATUS18

SUMMARY OF STATUS REPORT.20

TECHNICAL SUMMARY. 22

ACKNOWLEDGEMENTS .23

LITERATURE CITED 23

BIOGRAPHICAL SUMMARY OF CONTRACTOR29

AUTHORITIES CONSULTED.29