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The following Scientific Reports are available in PDF format. For a free pdf viewer, please visit the Acrobat site. To order hardcopies of these documents, please contact the IPHC.

Note: Due to file size considerations, blank pages within reports were omitted.

Scientific Report No. 86 - Further investigation of seasonal movements and environmental conditions experienced by Pacific halibut in the Bering Sea, examined by pop-up satellite tags. Andrew C. Seitz, Timothy Loher, and Brenda L. Norcross. (2016) [1.5 MB]

Scientific Report No. 85 - Seasonal movements and environmental conditions experienced by Pacific halibut along the Aleutian Islands, examined by pop-up satellite tags. Andrew C. Seitz, Timothy Loher, and Jennifer L. Nielsen. (2008) [617 KB]

Scientific Report No. 84 - Seasonal movements and environmental conditions experienced by Pacific halibut in the Bering Sea, examined by pop-up satellite tags. Andrew C. Seitz, Timothy Loher, and Jennifer L. Nielsen. (2007) [283 KB]

Scientific Report No. 83 - Assessment and management of Pacific halibut: data, methods, and policy. William G. Clark and Steven R. Hare (2006) [2.82 MB]

Scientific Report No. 82 - Seasonal migration and environmental conditions experienced by Pacific halibut in the Gulf of Alaska, elucidated from Pop-up Archival Transmitting (PAT) tags. Timothy Loher and Andrew C. Seitz (2006) [1.58 MB]

Scientific Report No. 81 - Microsatellite screening in Pacific halibut (Hippoglossus stenolepis) and a preliminary examination of population structure based on observed DNA variation. Lorenz Hauser, Ingrid Spies, and Timothy Loher (2006) [699 KB]

Scientific Report No. 80 - The efficacy of electronic monitoring systems: a case study on the applicability of video technology for longline fisheries management by Robert T. Ames (2005) [388 KB]

Scientific Report No. 79 - The Pacific Halibut Stock Assessment of 1997 by P.J. Sullivan, A.M. Parma, and W.G. Clark (1999) [1.35 MB]

Scientific Report No. 78 - Pacific halibut bycatch in the groundfish fisheries: Effects on and management implications for the halibut fishery. Patrick J. Sullivan, Robert J. Trumble, and Sara A. Adlerstein. 28 p. (1994). [1.23 MB]

Scientific Report No. 77 - Further studies of area differences in setline catchability of Pacific halibut. Steven M. Kaimmer and Gilbert St-Pierre. 59 p. (1993). [2.29 MB]

Scientific Report No. 76 - Mark recapture methods for Pacific halibut assessment: a feasibility study conducted off the central coast of Oregon. Patrick J. Sullivan, Tracee O. Geernaert, Gilbert St-Pierre, and Steven M. Kaimmer. 35 p. (1993). [1.47 MB]

Scientific Report No. 75 - Estimation of halibut body size from otolith size. William G. Clark. 31 p. (1992). [1.18 MB]

Scientific Report No. 74 - Evaluation of Pacific halibut management for Regulatory Area 2A, I. Review of the Pacific halibut fishery in Area 2A, II. Critique of the Area 2A stock assessment. Robert J. Trumble, Gilbert St-Pierre, Ian R. McGregor and William G. Clark. 44 p. (1991). [1.74 MB]

Scientific Report No. 73 - Recent studies of Pacific halibut postlarvae in the Gulf of Alaska and eastern Bering Sea. Gilbert St-Pierre. 31 p. (1989). [2.72 MB]

Scientific Report No. 72 - Methods of population assessment of Pacific halibut. Terrance J. Quinn, II, Richard B. Deriso, and Stephen H. Hoag. 52 p. (1985). [2.15 MB]

Scientific Report No. 71 - Recent changes in halibut CPUE: Studies on area differences in setline catchability. Stephen H. Hoag, Richard B. Deriso, and Gilbert St-Pierre. 44 p. (1984). [1.50 MB]

Scientific Report No. 70 - Spawning locations and season for Pacific halibut. Gilbert St-Pierre. 46 p. (1984). [2.24 MB]

Scientific Report No. 69 - Comparison of efficiency of snap gear to fixed-hook setline gear for catching Pacific halibut. Richard J. Myhre and Terrance J. Quinn, II. 37 p. (1984). [1.13 MB]

Scientific Report No. 68 - Sampling Pacific halibut (Hippoglossus stenolepis) landings for age composition: History, evaluation, and estimation. Terrance J. Quinn, II, E.A. Best, Lia Bijsterveld, and Ian R. McGregor. 56 p. (1983). [3.91 MB]

Scientific Report No. 67 - The Pacific halibut resource and fishery in regulatory Area 2; I. Management and biology. Stephen H. Hoag, Richard J. Myhre, Gilbert St-Pierre, and Donald A. McCaughran. II. Estimates of biomass, surplus production, and reproductive value. Richard B. Deriso and Terrance J. Quinn, II. 89 p. (1983). [3.23 MB]

Scientific Report No. 66 - Relation of fecundity to long-term changes in growth, abundance and recruitment. Cyreis C. Schmitt and Bernard E. Skud. 31 p. (1978). [1.27 MB]

Scientific Report No. 65 - Abundance and fishing mortality of Pacific halibut, cohort analysis, 1935-1976. Stephen H. Hoag and Ronald J. McNaughton, 45 p. (1978). [1.73 MB]

Scientific Report No. 64 - Factors affecting longline catch and effort: I. General review. Bernard E. Skud; II. Hookspacing. John M. Hamley and Bernard E. Skud; III. Bait loss and competition. Bernard E. Skud. 66 p. (1978). [Out of print] [2.54 MB]

Scientific Report No. 63 - Drift, migration, and intermingling of Pacific halibut stocks. Bernard Einar Skud. 42 p. (1977). [1.95 MB]

Scientific Report No. 62 - Distribution and abundance of juvenile halibut in the southeastern Bering Sea. E.A. Best. 23 p. (1977). [1.00 MB]

Scientific Report No. 61 - The effect of trawling on the setline fishery for halibut. Stephen H. Hoag. 20 p. (1976). [0.94 MB]

Scientific Report No. 60 - The incidental catch of halibut by foreign trawlers. Stephen H. Hoag and Robert R. French. 24 p. (1976). [1.57 MB]

Scientific Report No. 59 - Jurisdictional and administrative limitations affecting management of the halibut fishery. Bernard Einar Skud. 24 p. (1976). [1.22 MB]

Scientific Report No. 58 - Sampling of landings of halibut for age composition. G. Morris Southward. 31 p. (1976). [1.10 MB]

Scientific Report No. 57 - Survival of halibut released after capture by trawls. Stephen H. Hoag. 18 p. (1975). [747 KB]

Scientific Report No. 56 - Revised estimates of halibut abundance and the Thompson-Burkenroad debate. Bernard Einar Skud. 36 p. (1975). [1.74 MB]

Scientific Report No. 55 - Minimum size and optimum age of entry for Pacific halibut. Richard J. Myhre. 15 p. (1974). [592 KB]

Scientific Report No. 54 - A reassessment of effort in the halibut fishery. Bernard E. Skud. 11 p. (1972). [360 KB]

Scientific Report No. 53 - Effects of domestic trawling on the halibut stocks of British Columbia. Stephen H. Hoag. 18 p. (1971). [657 KB]

Report No. 52 - Viability of tagged Pacific halibut. Gordon J. Peltonen. 25 p. (1969). [2.32 MB]

Report No. 51 - Gear selection and Pacific halibut. Richard J. Myhre. 35 p. (1969). [1.14 MB]

Report No. 50 - Agreements, conventions and treaties between Canada and the United States of America with respect to the Pacific halibut fishery by F. Heward Bell (1966) [4.33 MB]

Report No. 49 - Regulation and investigation of the Pacific halibut fishery in 1968 (Annual report). IPHC. 19 p. (1969). [772 KB]

Report No. 48 - The halibut fishery south of Willapa Bay, Washington. F. Heward Bell and E.A. Best. 36 p. (1968). [1.54 MB]

Report No. 47 - A simulation of management strategies in the Pacific halibut fishery. G. Morris Southward. 70 p. (1968). [2.77 MB]

Report No. 46 - Regulation and investigation of the Pacific halibut fishery in 1967 (Annual Report). IPHC. 23 p. (1968). [1.01 MB]

Report No. 45 - The halibut fishery, Shumagin Islands westward not including Bering Sea. F. Heward Bell. 34 p. (1967). [1.31 MB]

Report No. 44 - Regulation and investigation of the Pacific halibut fishery in 1966 (Annual Report). IPHC 24 p. (1967). [1.04 MB]

Report No. 43 - Growth of Pacific halibut. G. Morris Southward. 40 p. (1967). [1.32 MB]

Report No. 42 - Mortality estimates from tagging experiments on Pacific halibut. Richard J. Myhre. 43 p. (1967). [1.36 MB]

Report No. 41 - Loss of tags from Pacific halibut as determined by double-tag experiments. Richard J. Myhre. 31 p. (1966). [1.41 MB]

Report No. 40 - Regulation and investigation of the Pacific halibut fishery in 1965 (Annual Report). IPHC. 23 p. (1966). [1.04 MB]

Report No. 39 - Utilization of Pacific halibut stocks: Study of Bertalanffy's growth equation. G. Morris Southward and Douglas G. Chapman. 33 p. (1965). [1.11 MB]

Report No. 38 - Regulation and investigation of the Pacific halibut fishery in 1964 (Annual Report). IPHC 18 p. (1965). [838 KB]

Report No. 37 - Sampling the commercial catch and use of calculated lengths in stock composition studies of Pacific halibut. William H. Hardman and G. Morris Southward, 32 p. (1965). [3.90 MB]

Report No. 36 - Catch records of a trawl survey conducted by the International Pacific Halibut Commission between Unimak Pass and Cape Spencer, Alaska from May 1961 to April 1963. IPHC. 524 p. (1964). Because of the size of this report, it has been broken down into, roughly, 70-page, 1.6 MB-sized files.
[pp. 1-70] [pp. 71-140] [pp. 141-210] [pp. 211-280] [pp. 281-350] [pp. 351-420] [pp. 421-490] [pp. 491-524]

Report No. 35 - Investigation, utilization and regulation of the halibut in southeastern Bering Sea. Henry A. Dunlop, F. Heward Bell, Richard J. Myhre, William H. Hardman, and G. Morris Soutward. 72 p. (1964). [2.87 MB]

Report No. 34 - Regulation and investigation of the Pacific halibut fishery in 1963 (Annual Report). IPHC. 24 p. (1964). [1.11 MB]

Report No. 33 - Regulation and investigation of the Pacific halibut fishery in 1962 (Annual Report). IPHC. 27 p. (1963). [1.19 MB]

Report No. 32 - Regulation and investigation of the Pacific halibut fishery in 1961 (Annual Report). IPHC. 23 p. (1962). [923 KB]

Report No. 31 - Utilization of Pacific halibut stocks: Estimation of maximum sustainable yield, 1960. Douglas G. Chapman, Richard J. Myhre, and G. Morris Soutward, 35 p. (1962). [1.37 MB]

Report No. 30 - Regulation and investigation of the Pacific halibut fishery in 1960 (Annual Report). IPHC. 24 p. (1961). [1.17 MB]

Report No. 29 - Regulation and investigation of the Pacific halibut fishery in 1959 (Annual Report). IPHC. 17 p. (1960). [844 KB]

Report No. 28 - Utilization of Pacific halibut stocks: Yield per recruitment. IPHC Staff. 52 p. (1960). [1.69 MB]

Report No. 27 - Regulation and investigation of the Pacific halibut fishery in 1958 (Annual Report). IPHC. 21 p. (1959). [1.06 MB]

Report No. 26 - Regulation and investigation of the Pacific halibut fishery in 1957 (Annual report). IPHC. 16 p. (1958). [782 KB]

Report No. 25 - Regulation and investigation of the Pacific halibut fishery in 1956 (Annual Report). IPHC. 27 p. (1957). [1.23 MB]

Report No. 24 - Regulation and investigation of the Pacific halibut fishery in 1955 (Annual Report). IPHC 15 p. (1956). [636 KB]

Report No. 23 - The incidental capture of halibut by various types of fishing gear. F. Heward Bell. 48 p. (1955). [2.24 MB]

Report No. 22 - Regulation and investigation of the Pacific halibut fishery in 1954 (Annual Report). IPHC. 32 p. (1955). [1.59 MB]

Report No. 21 - Regulation and investigation of the Pacific halibut fishery in 1953 (Annual report). IPHC. 22 p. (1954). [821 KB]

Report No. 20 - Regulation and investigation of the Pacific halibut fishery in 1952 (Annual Report). Edward W. Allen, George R. Clark, Milton C. James, George W. Nickerson, and Seton H. Thompson. 29 p. (1953). [718 KB]

Report No. 19 - The production of halibut eggs on the Cape St. James spawning bank off the coast of British Columbia 1935-1946. Richard Van Cleve and Allyn H. Seymour. 44 p. (1953). [1.92 MB]

Report No. 18 - Regulation and investigation of the Pacific halibut fishery in 1951 (Annual Report). Edward W. Allen, George R. Clark, Milton C. James, and George W. Nickerson. 29 p. (1952). [1.30 MB]

Report No. 17 - Pacific Coast halibut landings 1888 to 1950 and catch according to areas of origin. F. Heward Bell, Henry A. Dunlop, and Norman L. Freeman. 47 p. (1952). [2.17 MB]

Report No. 16 - Regulation and investigation of the Pacific halibut fishery in 1950 (Annual Report). IFC. 16 p. (1951). [488 KB]

Report No. 15 - Regulation and investigation of the Pacific halibut fishery in 1949 (Annual Report). IFC. 24 p. (1951). [956 KB]

Report No. 14 - Regulation and investigation of the Pacific halibut fishery in 1948 (Annual Report). IFC. 30 p. (1949). [1.66 MB]

Report No. 13 - Regulation and investigation of the Pacific halibut fishery in 1947 (Annual Report). IFC. 30 p. (1948). [1.58 MB]

Report No. 12 - Theory of the effect of fishing on the stock of halibut. William F. Thompson. 22 p. (1937). [945 KB]

Report No. 11 - Variations in the meristic characters of flounder from the northeastern Pacific. Lawrence D. Townsend. 24 p. (1936). [800 KB]

Report No. 10 - Hydrographic sections and calculated currents in the Gulf of Alaska. 1929. Thomas G. Thompson, George F. McEwen, and Richard Van Cleve. 32 p. (1936). [1.14 MB]

Report No. 9 - Life history of the Pacific halibut - Distribution and early life history. William F. Thompson and Richard Van Cleve. 184 p. (1936). [Out of print] [9.9 MB]

Report No. 8 - Biological statistics of the Pacific halibut fishery, Effects of changes in intensity upon total yield and yield per unit of gear. William F. Thompson and F. Heward Bell. 49 p. (1934). [Out of print] [2.0 MB]

Report No. 7 - Investigations of the International Fisheries Commission to December 1930, and their bearing on the regulation of the Pacific halibut fishery. John Pease Babcock, William A. Found, Miller Freeman, and Henry O'Malley. 29 p. (1930). [Out of print] [1.8 MB]

Report No. 6 - Biological statistics of the Pacific halibut fishery. Changes in the yield of a standardized unit of gear. William F. Thompson, Harry A. Dunlop, and F. Heward Bell. 108 p. (1930). [Out of print] [5.7 MB]

Report No. 5 - History of the Pacific halibut fishery. William F. Thompson and Norman L. Freeman. 61 p. (1930). [12.1 MB]

Report No. 4 - Hydrographic sections and calculated currents in the Gulf of Alaska, 1927 and 1928. George F. McEwen, Thomas G. Thompson, and Richard Van Cleve. 36 p. (1930). [1.2 MB]

Report No. 3 - Determination of the chlorinity of ocean waters. Thomas G. Thompson and Richard Van Cleve. 14 p. (1930). [494 K]

Report No. 2 - Life history of the Pacific halibut. Marking experiments. William F. Thompson and William C. Herrington. 137 p. (1930). [9.8 MB]

Report No. 1 - Report of the International Fisheries Commission appointed under the Northern Pacific Halibut Treaty. John Pease Babcock, William A. Found, Miller Freeman, and Henry O' Malley. 31 p. (1931).[Out of print] [1.9 MB]

Industry Features

Commercial Fishery

Commercial Feature

Commercial halibut fishery updates from Alaska, British Columbia, and the U.S. West Coast.

Sport Fishery

Sport Feature

Sport fishing information from Alaska, British Columbia, and the U.S. West Coast.

Advisory Bodies

Advisory Bodies Feature

The IPHC maintains an auxilary website for its Advisory Bodies at iphc.info.