Report of Assessment and Research Activities
2008 Contents
Table of Contents
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Pages 1-8 |
IPHC research program: Review of 2008 projects and proposals for
2009 - IPHC Staff
Fishery Removals
 | 2008 commercial fishery and regulation changes - Heather L. Gilroy, Lara M. Hutton, and Kirsten A.
MacTavish |
| 2008 sport fishery - Calvin L. Blood |
| Wastage of halibut in the commercial halibut fishery - Heather L. Gilroy
and Steven R. Hare |
| The personal use harvest of Pacific halibut through 2008
- Gregg H. Williams |
| Retention of sublegal-sized halibut in the Area 4D/4E CDQ fishery:
1998-2008 harvests - Gregg H. Williams |
Sampling and analysis
| Commercial catch sampling - Lara M. Hutton and Kirsten A.
MacTavish |
| Whale sightings in Alaska while fishing for halibut -
Lara M. Hutton |
| Age distribution of the commercial halibut catch for 2008 - Joan E. Forsberg |
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Population Assessment
| IPHC Biomass Apportionment Workshop summary - IPHC staff |
| Questions and significant comments arising at Apportionment
Workshop - Steven R. Hare, Ray A. Webster, Juan L.Valero, and
Bruce M. Leaman |
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| Assessment of the Pacific halibut stock at the end of 2008 - Steven R. Hare
and William G. Clark |
| Further examination of fishery-survey interactions - Raymond
A. Webster |
| Analysis of PIT tag recoveries through 2008 - Raymond A.
Webster |
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Pages 137-220 |
| Removal fishing to estimate catch probability: preliminary data
analysis - Raymond A. Webster |
| Variability and precision in the aging of halibut otoliths -
Steven R. Hare |
| Compilation of coincident setline and trawl survey catch rates in
the eastern Bering Sea - William G. Clark and Steven R. Hare |
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Pages
221-264
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| Exploring effects of fishing and migration on the distribution of
Pacific halibut - Juan L. Valero and Steven R. Hare |
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Pages 265-298 |
Bycatch
| Incidental catch and mortality of Pacific halibut,
1962-2008 - Gregg H. Williams |
| Pacific halibut discard mortality rates in the 2007 open access and CDQ groundfish fisheries, and recommendations for
2009 - Gregg H. Williams |
| Halibut bycatch limits in the 2008 Alaska groundfish fishery - Gregg H. Williams |
| The Bering Sea trawl fishery Prohibited Species Donation Program: Results from
1998-2008 - Gregg H. Williams |
Biological research
General
| Estimating halibut hooking success using DIDSON sonar – Stephen
Kaimmer and Stephen Wischniowski |
| Oceanographic monitoring on the IPHC setline survey in 2007 - Lauri L. Sadorus and Steven R. Hare |
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| Examination of genetic population structure in spawning adults of Pacific halibut: laboratory work
conducted in 2008 - Lorenz Hauser, Heather M. Galindo, Lyndsay Newton,
and Timothy Loher |
| Total mercury levels in Alaskan Pacific halibut - Claude L.
Dykstra |
| Detecting, interpreting, and measuring false annuli in Pacific
halibut ages one to four: Project update - Stephen Wischniowski
and Timothy Loher |
| Homogeneity test for the Pacific sleeper shark (Somniosus pacificus): Project update - Stephen
Wischniowski and Caroline Cameron |
| Technique development for age determination of the Pacific sleeper shark (Somniosus pacificus) - Stephen
Wischniowski |
| Comparison of halibut catches on swivel gear - Stephen M. Kaimmer |
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Pages
353-402 |
Tagging
| Portside and survey vessel sampling for recovered PIT tags in Pacific halibut - Joan E. Forsberg |
| Tagging studies - Joan E. Forsberg |
| Archival tagging to study halibut migration and behavior:
surgical techniques for internal implantation, and deployment of
externally-mounted tags in Area 2B - Timothy Loher and Renee Rensmeyer |
| Deployment of Pop-up Archival Transmitting (PAT) tags to study
interannual dispersal and seasonal migration timing in IPHC Regulatory
Area 4 - Timothy Loher and William G. Clark |
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Surveys
| 2008 standardized stock assessment survey - Eric Soderlund, Claude L. Dykstra, Tracee Geernaert, Erica
Anderson-Chao, and Aaron M. Ranta |
| Prior hook injuries: results from the 2008 IPHC SSA and NMFS surveys - Stephen M. Kaimmer and Richard C. Leickly |
| Age distribution of Pacific halibut in the 2008 IPHC stock assessment setline survey - Joan E. Forsberg |
| Cruise report for the 2008 NMFS Bering Sea trawl survey - Lauri L. Sadorus and Robert Lauth |
| Size and age composition of Pacific halibut in NMFS Bering Sea shelf trawl surveys - Lauri
Sadorus and Robert Lauth |
Cover by Forsberg |
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