Lobsters, Homarus Americanus, Tagged Along the Coast of Maine
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747 NOAA Technical Report NMFS SSRF-747 Movement, Growth, and Mortality of American Lobsters, Homarus americanus, Tagged Along the Coast of Maine Jay S. Krouse September 1981 u.s. DEPARTMENT OF COMMERCE National Oceanic and Atmospheric Administration National Marine Fisheries Service NOAA TECHNICAL REPORTS National Marine Fisheries Service, Special Scientific Report-Fisheries The 'llajor responsIbilities of the Nalionall\larine Fisheries Service (Nt-.IFS) are to mOnitor and assess the abundance and geographIC distnbution of i rery re lurces, to under,tand '1d prellct fluctuations in the quantity and distributIon of these resources, and to establish levels for optimum use of the e ouree, .Jl\IF" s al,c charged \\ It t- t de' elopment and implementation of policies for managing natIonal fishing grounds, development and enforee n n , dome, IL r < cnes egulatIons, Irvelllancc cf foreIgn IishIng off United States coastal waters, and the development and enforcement of interna t" 1 f \erV og ee I aIle. P(' JClt rvt~" als(' a<slsts he fishing industry through marketing service and economic analysis programs, and mortgage r ce qnd 5S, onst ctnn sub<ld es. It collects, analY7 'S, and publishes statistics on various phases of the industry. The <;pecl' Scient fIC Report-F sheries senes was established in 1949. The series carries reports on scientific investigations that document long-term continuil' pre gram' 0 ,,"'\IF,), or intensive scientific reports on studies of restricted scope The reports may deal with applied fishery problems. The 5er es s "so ,cd > a nedlUIT for t- e '1ublicatlon of bibliographies of a specialized scientific I'ature. OAA T, ·hmca Re'lort. NMf S SSRF are available tree In limited numbers to governmental agencies, bOlh Federal and State. They are also av 1 lit n exchange Ie ot. er SClenlI ic and technical publications in the mariI'e sciences. Individual copies may be obtained (unless otherwise noted) r)IT [lR22 <e- "erv ce- Brane I, Environmental Science Information Cenler, "10AA, Rockville, MD 20852. Recent SSRF's are: Gul ~. lj, der, Br_ voortla patrfJnus, purse s"ine fishery: Catch, fishmg Superintendent of Documents, L .S. Government Printing Office, Washington, lCtlV y 1 I ~ -d sIze ccmp("llIon 964· 73 By William R. NicllOlson. D (. 20402, Stock No. 003-017-00452-0. la, 19~ + 8 p 'fll; 12 .blev. 732. A 5sessmenl o! the N('rthwest AlIanlic mackerel, Scomber scombros, hv - a. Kte n ~Orl''''lSltIon ar (, plar te II y('lu nes from i.,la ld coastai stock By Emory D. Anderson. April 1979 iv+ 13 p., 9 figs., 15 tables. For sale W , e e A a'~a Apn,-"1ov IT'ber Q72 l} ('Jester R V!~ tson by the Su)erintendent of Documents, U S Government Printing Office, Wash fI u W I l~ pril c;, ~, III + • P , ig 4 la hies. ington, ;) (. 20402 Stock No. 003-0]7-00450-3 E L eu a \1~ .. C v inst 1 lane )llS ._umber f recreatl{.na! anc. ~o n· 7 ~ \ Possible managemenl procedures for I creasing production of sockeye c 13 herrne I to <., tre St. A dre" Bay system, Flonda ld adJa salr'";m smolts 10 the "1aknek River 5ystem. Brislol Bay, Alaska. By Robert J. c r oa t water I P3 Bv love f. "utI' rland "v'ay 197~, IV < 23 p , q fg: , Ellis and \\ uliam J McNeil. April 19"79, iii + 9 p., 4 figs., II tables. For sale by I t 1 lhe <;uperinlendent of Documents, U.S. Government Printing Office, Washing ton, D.C. 20402, Sock "10. U03-017-00451-1. 7~' ~e'lsc t mor w lie. tem'ler~ ure tre'lds he Gu f of Maine and )n ( po 'ev bonk :9/>, 7~ By U2 ence W. Davis. May 1978, IV 17 r ,22 'igs , 5 734 Escape of kmg crab, Paralithode< camtschatica, from derelict pots. By William L. High and Donald D. Worlund May 1979, iii + I I p., 5 figs., 6 tables. ""i. T e • f, Marne teIT")' rue st ·uel r b tween Bar Har"or, \'laine, "3~. H'story of the fishery and sur mary ,tatistics of the sockeye salmon, am u t . COli, I 'It 9~~ "1overr ber 1971i By Roh~'" I Oncorhynchus nerka, runs to the Chignik Lakes, Alaska, 1888-1966. By Michael Pawe k leee-nber 1978 " + \0 p , I. IgS. I tab e. _ Dahlberg. August 19'19, IV + 16 p., 15 figs., I I tables. For sale by the 'lUll rintendent of Documents, U.S. Government Printing Office, Washington, E ) l )I~ K hvt Ie.,. 19ra 'h ( )serv':: lOr from the NMF'i MARAD D.C 21)402 Stock No 003-017-00459-7. <;h,., 01 Orr ortu lit F- og arl' for 19~~. By SteveI' K Cook, Barclay P Collins, n I (hnst , '>. (,r V la, uarv 197'1, IV ~ H p 2 figs., 3 ables, ~ 736 A historical and descriptive account of Pacitic coast anadromous salrnonid rearing facilities and a summary of their releases by region, 1960--76. By Roy J. Whale and Robert Z. Smith. September 1979, iv+4O p., 15 figs., 25 728 ical <pclions" <e'11imont Iy meal' k nperature on the 'ian l·ranclsco· tallie, For sale by the Superintendent of Documents, U.S. Government Printing • ,n oute f om ex lenda lie lL hytlJerrogra.,h ohs~rva i('"S, June 1966- Office, Washington, DC. 20402, Stock No. 003-017-00460-1. mt ric;, 'h J I T Saur, L E Ebel D R rvtcLam, and ( E Donnan. anuan 1979, 1 + Y p 4 f I(S., I tahle. For ;ale by the Superintendent of 737. Movements of pelagic dolphins (Stenella spp.) in the eastern tropical [, u IeI' " l c.overnrPe'lt Pnnt Ig Office, Washmg on, D C. 20402, Stock Pacific as indicated by results of tagging, with summary of tagging operations, 0(' (,1"004184 1969-76. By W F. Perrin, W E. Evans, and D. B. Holts. September 1979, iii + 14 p., 9 figs., 8 tables. For sale by the Superintendent of Documents, U.S. 29 Refere'lces for the idem f cauon of marine inver'ebrates on the southern Government Printing Office, Washington, D.C. 20402, Stock No. A lant ,eoa 0 the U ited'il e" By Richard r. Dowds. April 1979, iv + 37 p. 003-0 I 7 -00462-7 F Ie ly t _ ')upenntendent 0 Documents, U.S. Government Printing J IC, \\0 ~mgton, ) ( 20402, StOCK "10. 003-017 00454-6. 738 Environmental baselines in Long Island Sound, 1972-73. By R N. Reid, A. B Frame, and A. F. Draxler. December 1979, iv+ 31 p., 40 figs., 6 tables. For 'iu a e (u cu at 10 m he n mhwestern Gulf c f Mexico as deduced from sale by the Superintendent of Documents, U.S. Government Printing Office, t l>ottl < By Robe I. Temrle and John A Marun. May 1979, iii.,. 11 p., 8 Washington, D.C. 20402, Stock No. 003-017-00466-0. 4 t bl~ 1('[ al .,y t Ie Supenr tendent of Doc'Jment< L .S. Government 'nr. m Ilflle WashmgtlO D ( 20402, Sock Nu. 003-017-00456-2. 739. Bottom-water lemperature trends in the Middle AtlantIc Bight during spring and autumn, 1964-76. By Clarence W. Davis. December 1979, iii + 13 p., bibti 1rart nd sub ec' index c the shortnose sturgeon, 10 figs. 9 tables. For sale by the Superintendent of Documents, U.S. Govern r brt r trom By la~ s ( Hoff April _979, III + 16 p. For sale by the me'll Printing Office, Washington, D.C. 20402, Stock No. 003-017-00467-8. NOAA Technical Report NMFS SSRF-747 Movement, Growth, and Mortality of American Lobsters, Homarus americanus, Tagged Along the Coast of Maine Jay S. Krouse September 1981 U.S. DEPARTMENT OF COMMERCE Malcolm Baldrige, Secretary National Oceanic and Atmospheric Administration National Marine Fisheries Service The National Marine Fisheries Service (NMFS) does not approve, rec ommend or endorse any proprietary product or proprietary material mentioned in this publication. No reference shall be made to N:-'lFS, or to this publication furnished by NMFS, in any advertising or sales pro motion which would indicate or imply that N:\lFS approves, recommends or endorses any proprietary product or proprietary material mentioned herein, or which has as its purpose an intent to cause directly or indirectly the advertised product to be used or purchased because of this N:\IFS publica tion. CONTENTS Introduction .. .. ...................................................................... Methods ..................................................................... ... Tagging areas .......... ............................. ...... .... ................... Tagging ........................................................................... .... Publicity. .. ... :? Recovery ................... ...... .. .............. ..... .. .................................... .3 Results and discussion. .. ........... 3 Recaptures. .. .... 3 Growth. .. ... ... .. .... .. .. ... ..... .. .... .. ... .. ..... 4 Movement .... ............................................................................. 5 Mortality .... ................................................................................. 10 Summary ................................... ......... ..... ... .... ........ ..... ................. 11 Acknowledgments ........................... ................. ..................................... 12 Literature cited ............................... .... .................... ...... .. .. ... ............. .. 12 Figures 1. Maine coast showing the three tagging areas and recovery points of American lobsters ................. .. .. :? 2. Length-frequencies of American lobsters tagged and released at Kennebunkport, Boothbay Harbor, and Jone - port, Maine ........................................................................ ........... 3 3. Size distributions of tagged American lobsters still at large after September 1977 at each tagging area. 4 4. Premolt-postmolt carapace length relations of recaptured tagged American lobsters that molted at each release ite 5 5. Kennebunkport, Maine, region showing dispersal of recaptured tagged American lobsters, May 1975-September 1977 ................... ............ .............................................. .. ........ 6 6. Boothbay Harbor,