回声探测仪在我国内陆水体鱼类资源调查中的初步应用

1,2,2,1,2(1,510380;2,430072):20052008,EY60(Split2beam),(Cross2filter)(Trackinganalysis),;;:;;:Q178.1:A:100729580(2009)03260206:2009205206;:2009206207:(2005DIB3J023):(1973),,,,:E2mail:[e-mail],,[1](Theragrachalcogramma);[223][4],,,,,,2000[5][6];[7](Coregonuspeled);[8],,,;,,SimradEY60,2005,,()[9213]EY60,,,1EY60SimradEY6012710kHz,20LogR40LogR(TVG)-20dB7,64s,0.012mGPSSimradEK60;Sonar5,112,SigmaEY60,(GeneralPurposeTransceiver,GPT)0620093631GPTIP,(),EY60(Split2beam)4[14],,(1)[15],,[16217],,,[18],(Track),(Targetstrength,TS),TS[19]1Fig.1Schematicdrawingthatillustratesprocessingofsinglefishtrackingbysplit2beamechosounder2()0.51.0m,(12V)EY60,0.012m,23200645(Megalobramahoff2manni):(2A)617,,,-51.2-25.6dB,-38.1dB,0.321.45m/s0.61m/s(3B)59,,,,-33.8-52.3dB,-42.2dB,0.020.65m/s,0.24m/s1620093632Fig.2EchogramofspawningstocksofMegalobramahoffmanniattheLuopanggrounds3Fig.3EchogramofspawningstocksofMegalobramahoffmanniattheQingpitanggrounds3Sonar5Sonar52pro[20],,,[15],(4),,,4Fig.4Trackingofsinglefishtarget2:,,;,4:1,125;1,225;1,3,125;1,3,225120061125,6,41263m,911km/h1,,(F=24.6;Fcrit=3.29F=10.2;Fcrit=2.9):,,-3.493.49-4.894.89,2.8,TSNR,TSNR;,2620093631Tab.1Resultofautocross2filtertrackingofonesectionintheGezhoubadownstream(dB)()DPTQTSNR10.81.230.8-4.894.898614974714010.950.920.910.909.447.736.726.650.00100.00140.00140.001620.81.260.8-4.894.894123253072940.860.820.820.812.242.192.162.130.00320.00370.00380.003930.81.232-3.493.494292952762530.900.850.830.823.132.592.192.120.00230.00270.00280.002940.2230.8-3.493.495293433222880.960.930.920.929.087.626.746.700.00200.00260.00260.002850.510310-3.493.497254073783230.950.930.920.919.827.636.025.910.00100.00140.00150.001660.52610-4.894.898975104784040.950.920.910.909.267.576.076.220.00100.00130.00130.001544.1,EY60,;,,,;,,4.2,Methner[21](Coregonusalbula)McQuinn[22],,1m(Acipenserfulvescens)(A.oxyrhynchu),,EY60,4.3,,4.4362009363FUSO2405,EY60,BiosonicHTI[23-25],2070TCG500S3STY1YS1,,22761[26]20,,,,,,[1],.(TheragrachalcogrammaPalas)[J].,1996,2(4):19227.[2],,,.[J].,2003,23(1):35240.[3],,,.[J].,2005,35:2062212.[4],,,.[J].,2005,12(4):4452451.[5],,,.[J].,2002,26(6):5852590.[6],.(Coregonuspeled)[C]//,,2007.[7],,,.[J].,2007,16(1):86291.[8],,,.[J].,2008,1(1):25233.[9]TANXC,LIXH,CHANGJB,etal.ObservationoftheSpawningAggregationofMegalobramahoffmanniinthePearlRiver[J].JournalofFreshwaterEcology,2009,24(2):2932299.[10]CHEND,ZHANGX,TANX,etal.HydroacouticstudyofspatialandtemporaldistributionofGymnocyprisprzewalskii(Kessler,1876)inQinghaiLake,China[J].Environ.BiolFish.,2009,84(2):2312239.[11],,,.[J].,2009,29(4):175621762.[12],,,.[J].,2008,27(5):7852790.[13],,,.SurveyonFishDistributionintheForequarteroftheThreeGorgeReservoirUsingEY60Split2beamechosounder[J].,2008,27(5):3292334.[14]MACKINSONAS,FREEMANS,FLATTAR,etal.Improvedacousticsurveysthatsavetimeandmoney:integratingfisheriesandground2discriminationacoustictechnologies[J].J.Exp.Mar.Biol.Ecol,2004,305:1292140.[15]BALKH.Developmentofhydroacousticmethodsforfishdetec2tioninshallowwater[D].UniversityofOslo.Norway,2001.[16]TORGERSENT,KAARTVEDTS.Insituswimmingbehaviourofindividualmesopelagicfishstudiedbysplit2beamechotargettracking[J].ICESJourMarSci,2001,58:3462354.[17]BALKH,LINDEMT.Sonar4,Sonar5,Sonar62propost2pro2cessingsystemsmanualversion5.96.2005.[18]EHRENBERGJE.Areviewofinsitutargetstrengthestimationtechniques[R].FAOFisheriesReport,1983,300:85290.[19]EHRENBERGJE,TORKELSONTC.Applicationofdual2beamandsplit2beamtargettrackinginfisheriesacoustics[J].ICESJourMarSci,1996,53:3292334.[20]BALKH,LINDEMT.Improvedfishdetectionindatafromsplit2beamsonar[J].Aquat.LivingResour,2000,13:2972303.[21]METHNERT.Predictionofhydroacoustictargetstrengthofve2dace(Coregonusalbula)fromconcurrentcatchs[J].Fisher2iesResearch,2006,79(122):1622169.[22]MCQUINNIH.Acombinedacoustic/trawlsurveyoflake(Acipenserfulvescens)andAtlantic(A.oxyrhynchus)stur2geon[C]//WorkingGrouponFisheriesAcousticsScienceandTechnology.Gdynia,Poland,2004.[23],.[J].,1993,20(102):30231.[24],.YFR90[J].,1991,18(95):38242.[25].[J].,1978(2):42245.[26].()[J].,1999,18(3):1213.(59)462009363[7],.[J].,2004,25(5):829.[8]CARERIM,ELVIRIL,LAGOSJB,etal.Selectiveandrapidimmu2nomagneticbead2basedsampletreatmentfortheliquidchromatographyelectrosprayion2trapmassspectrometrydetectionofArah3/4peanutpro2teininfoods[J].JournalofChromatographyA,2008,1206(2):89294.[9]HOFMANNI,SCHN;LZERM,KAUFMANNI,etal.Symplekin,aconstitutiveproteinofkaryo2andcytoplasmicparticlesinvolvedinmRNAbiogenesisinXenopuslaevisOocytes[J].MolecularBiologyofTheCell,200213(5):166521676.[10]ALCHEJD,DICKINSONH.AffinitychromatographicpurificationofantibodiestoabiotinylatedfusionproteinexpressedinEscherichiacoli[J].ProteinExpressionandPurification,1998,12(1):1382143.[11]SCHUSTERM,WASSERBAUERE,ORTNERC,etal.Shortcutofproteinpurificationbyintegrationofcell2disruptureandaffinityextraction[J].Bioseparation,2000,9(2):59267.[12]WRIGHTDJ,CHAPMANPA,SIDDONSCA.Immunomagneticsepa2rationasasensitivemethodforisolatingEscherichiacoliO157fromfoodsamples[J].Ep