COSEWIC assessment and update status report on the North

0,92

MB

Atlantic right whale Eubalaena glacialis in Canada

35

stron

4834

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. 4

DISTRIBUTION. 4

Global range 4

Canadian range .5

HABITAT 8

Habitat requirements . 8

Trends .9

Protection/ownership . 10

BIOLOGY 10

Reproduction . 10

Survival 11

Physiology . 12

Movements/dispersal. 12

Nutrition and interspecific interactions . 13

Behaviour/adaptability . 13

POPULATION SIZES AND TRENDS 14

LIMITING FACTORS AND THREATS 14

Ship strikes and entanglements. 14

Reproduction . 15

Habitat degradation and reduction. 15

Whale watching and noise. 15

SPECIAL SIGNIFICANCE OF THE SPECIES 16

EXISTING PROTECTION OR OTHER STATUS 16

SUMMARY OF STATUS REPORT. 17

TECHNICAL SUMMARY. 19

ACKNOWLEDGEMENTS . 21

LITERATURE CITED 21

BIOGRAPHICAL SUMMARY OF CONTRACTORS 26

AUTHORITIES CONSULTED . 27

COLLECTIONS EXAMINED . 28

PERSONAL COMMUNICATIONS 28