Colloquium on the Spanish and King Mackerel Resources of the Gulf Of
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OFFICE COPY ONLY Proceedings: Colloquium on the Spanish and King. Mackerel Resources of the Gulf of Mexico Eugene L. Nakamura and Harvey R. Bullis, Jr. (Editors) Gulf States Marine Fisheries Commission March 1979 No. 4 PROCEEDINGS OF THE MACKEREL COLLOQUIUM Edited by EUGENE L. NAKAMURA National Marine Fisheries Service Southeast Fisheries Center Panama City, Florida and HARVEY R. BULLIS, JR. National Marine Fisheries Service Southeast Fisheries Center Miami, Florida Sponsored by GULF STATES MARINE FISHERIES COMMISSION Twenty-Eighth Annual Spring Meeting Brownsville, Texas March 16, 1978 l)roceedinxs of the Mackerel Colloquium, March 16, 1978 CONTENTS PJ~r~r-~ACE ........................................................................ v INTRODUCTION Eugene L. Nakamura ................ ; ............................... vii SESSION I: TECHNICAL PRESENTATIONS Eugene L. Nakamura, Chairman 1. An Introduction to the Spanish mackerels, genus Scomberomorus. Bruce B. Collette and Joseph L. Russo ........................................ 3 2. Commercial and recreational fisheries for Spanish mackerel, Scomberomorus maculatus. Lee Trent and Ernest A. Anthony .......................................... 17 3. Recreational and commercial fisheries for king mackerel, Scomberomorus cavalla, in the South Atlantic Bight and Gulf of Mexico, U.S.A. Charles S. Manooch, III ................................................ 33 4. Evaluacion preliminary de la poblacion de sierra, Scomberomorus maculatus (Mitchill), frente a las costas de Veracruz. Takeyuki Doi and David Mendizabal ........................................ 43 5. King mackerel migrations. (Abstract) Roy 0. Williams and Doyle F. Sutherland .................................... 57 6. Distribution, seasonality and abundance of larval king and Spanish mackerels in the northwestern Gulf of Mexico. (Abstract) John D. McEachren and John H. Finucane .................................... 59 7. Heavy metal contamination of Spanish mackerel, Scomberomorus maculatus, and king mackerel, S. cavalla. G. M. Meaburn ...................................................... 61 8. Analysis of Florida Atlantic king mackerel monthly dockside prices. Fred J. Prochaska and James C. Cato ........................................ 67 9. Review of socio-economic workshop on mackerels. C. Bruce Austin ....................................................... 71 10. Preservation technology for Spanish mackerel and related species -- a literature review. Malcolm B. Hale ............................................ ·. ... 73 Questions and Comments ................................................... 79 SESSION II: PANEL DISCUSSION BY RESOURCE USERS Jack Brawner, Chairman 1. Introductory remarks. Jack Brawner ....................................................... 85 2. Discussion I. Roger D. Anderson ................................................... 86 3. Discussion II. B. J. Putnam ..................... ; ................................... .87 4. Discussion III. A. L. "Hoot" Hilpert .................. ; ............................... 89 5. Discussion IV. Walter C. Thompson .................................................. 91 6. Discussion V. Tony Stonnont ......................................... ·............. 93 7. Discussion VI. M. Harvey Weil ............................................ ·........... 95 Questions and Comments . ...... ; ....................... 97 ill iv Proceedings of the Mackerel Colloquium, March 16, 1978 CONTENTS (Continued) SESSION III:. PANEL DISCUSSION ON RESEARCH REQUIREMENTS FOR MANAGEMENT Dale S. Beaumariage, Chairman 1. Discussion I. Mark E. Chittenden, Jr. ....................... ~ ....................... 103 2. Discussion II. Albert C. Jones ...................................................... 105 3. Discussion III. H. Gary Knight ..................................................... 106 4. Discussion IV. Glenn F. Ulrich. 108 5. Discussion V. James C. Cato ...................................................... 109 Questions and Comments ..................... , ............................ 111 SUMMARY AND CONCLUSION - Frederick A. Kalber .................................... 115 Proceedings of the Mackerel Colloquium, March 16, 1978 PREFACE A colloquium on mackerels of the southeastern United mackerel and related species-a literature review" by M. B. States was held during the annual spring meeting of the Gulf Hale was not presented at the colloquium; it has been added, States Marine Fisheries Commission in Brownsville, Texas, because we believe it is relevant to the subject and purposes on March 16, 1978. The purposes of this colloquium were: of the colloquium. The paper by T. Doi and D. Mendizabal (I) to review what was known about the biology, fisheries, was presented in English by the second author; it is printed and economics of the king mackerel,Scomberomorus cavalla, here in Spanish with an English summary. and the Spanish mackerel,Scomberomorus maculatus; (2) to We have edited the questions and comments to enhance discuss the problems encountered by users of these resources clarity and to avoid repetition. Where our efforts failed, and to suggest possible solutions; and (3) to identify and please accept our apologies. suggest research needs to conserve and manage the mackerel Many people were helpfol in making this colloquium resources. The format of this colloquium was similar to that successful. Charles Lyles and Virginia Herring of the Gulf of the snapper-grouper colloquium held during the 1975 States Marine Fisheries Commission, Bob Jones of the annual fall meeting of the Gulf States Marine Fisheries Com Southeastern Fisheries Association, Inc., Roger Anderson of mission. This colloquium consisted of three sessions to the Gulf and South Atlantic Fisheries Development Founda" achieve the above-stated purposes. tion, Inc., and Terry Leary of the Gulf of Mexico Fishery The proceedings were recorded on tape and subsequently Management Council were extremely helpful and cooper transcribed. Recordings of some of the proceedings of Ses ative in organizing the program, in arranging accommoda sion I were faulty, and therefore, transcriptions of these tions, artd in providing travel aid. Rita Bloechel, Donna instances were unavailable. Fortunately, the speakers had Kiner, and Carl Saloman of the NMFS Southeast Fisheries prepared formal papers, so that their contributions were not Center, Panama City Laboratory, were very helpful in pro lost. Unfortunately, some of the discussions and questions viding clerical and drafting services; and Catherine Campbell followingthose presentations were. Authors of two papers and Dottie Neely, Gulf Coast Research Laboratory, Ocean in Session I wished to publish their research results elsewhere; Springs, Ms., gave their assistance with the final manuscript. therefore, only abstracts of their papers are presented here. To all of the above, and to all the participants and attendees The paper entitled "Preservation technology for Spanish of the colloquium, we express our thanks and gratitude. The Editors v Proceedings of the Mackerel Colloquium, March 16, 1978 INTRODUCTION Eugene L. Nakamura About a year ago, Harvey Bullis was asked by Charles waters. They have not gotten permission to do so.So indeed, Lyles, ExecutiveDirector of the Gulf States Marine Fisheries we do have some contentious issues to discuss, and we do Commission, to put together a colloquium on the mackerels have them in our southeastern region, so again I say, the of the southeast region. Harvey asked me to help him, and timeliness of this colloquium is really super. so we arranged this program for today. I got a telephone The format of our colloquium is going to be very much call from Harvey last week. He told me he couldn't make like the snapper-grouper colloquium that was held back in this meeting. He's in the U.S. delegation that is now in 1975 in Pensacola Beach. That colloquium was also spon Guyana conducting some fishery negotiations, and there sored by the Gulf States Marine Fisheries Commission. We was no way that he could get out of it, so he sends his are going to have three sessions. Session I is a technical regrets to everyone and also his sincere best wishes. He session, to be chaired by me. We have some nationally thought it would be much more interesting and fun to come and internationally-known experts here on this panel, and here. Wonder what he meant by fun? we are fortunate indeed to have them here to speak to us. I think that this colloquium is really timely. We have some In Session II, we are going to have a panel discussion by problems going on in the southeast concerning our mackerel resource users. That session will be chaired by Jack Brawner, resources. First of all, you all know that the Gulf of Mexico and we have a most distinguished group representing leaders Fishery Management Council and the South Atlantic Fishery of various user groups: people who are foremost fishermen Management Council have jointlylet a contract just recently in the hook-and-line fishery and the gill-net fishery; an to Centaur Management Consultants, Inc., of Washington, expert charter-boat captain; a representative of a sportfishing D.C., to develop a fishery management plan for the coastal club; a man that operates a bait-and-tackle shop and who pelagic species, and the main species involved in this group used to operate a marina; and a fellow from a private founda are the mackerels. Also' we have some controversies going tion who is trying to promote the development of some