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Report: Pallant Creek Steelhead 1986 - 87
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If you have any questions on the information presented, or require additional report data or attachments, please contact the Report Contact
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This report summarizes a stock assessment study done on Pallant Creek, Queen Charlotte Islands, during the winter of 1986-87. The report is 29 pages long and contains an area map. See abstract in long description.
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Author: de Leeuw
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Old Reference Number: sk58
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Date Published: Sep 1987
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Report ID: 1660
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Audience: Government and Public
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Report abstract: During the 1986-87 winter season 171 steelhead were angled and tagged by study participants in Pallant Creek, Queen Charlotte Islands. Of these, 39 were recaptured once, and 4 were recaptured twice while 1 fish was recaptured 3 times for a total of 44 recaptures. Fifty three percent of the catch was taken from the upper river during January and mid April. Migratory patterns were not detectable. The average number of days between recaptures was 39, and ranged from 0 to 167 days. Original tagging date strongly influenced probability of recapture. All November tagged fish were recaptured, while those subsequently tagged were recaptured in the following proportions: December 62% January 27%, February 19%, March 11%, April 6%, May 0%. Recaptures from other tagging years were generally taken within or near the month of their original tagging a year earlier. Three years of stream residency accounted for 90% of all readable scales examined while 61% had spent 3 years at sea prior to spawning. The dominant over-all age was 3.3 (49%) followed by 3.2 (22%), 4.3 and 3.1S1 (both 7%) and 3.1SS1 (5%). The remaining 4 ages accounted for 10%, while 19% were multiple spawners. Average length of all fish measured (152) was 75.1 cm, and ranged from 48.3 to 95.9 cm. Females (75.1 cm) were slightly larger than males (73.9 cm). The size of the 1986-87 run was estimated using the average of three multiple sample techniques and estimated at 489 steelhead with confidence limits ranging from 330 to 876 fish.
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Report Type
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Fish and Aquatic Habitat Information |
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Subject
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Fish Species - Steelhead - Oncorhynchus mykiss |
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Region - Skeena |
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Fish and Fish Habitat - Stock Assessment |
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Watershed Groups - 950 - Moresby Island Rivers |
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