23 # 93aug volume and numbers of alternate scatterers from 2M trawl; -999=no data Event number Tow number LTER grid transect number LTER grid station number Volume filtered (m^3) Total catch volume (ml) measured live Estimated sum of volume (ml) of alternate scatterers Euphausia superba number (adults) Euphausia superba volume (ml) (adults) Euphausia crystallorophias number Euphausia crystallorophias volume (ml) Thysanoessa sp number Thysanoessa sp volume (ml) Salp number Salp volume (ml) Limacina (shelled pteropod) number,,,,,,,,,,,,,,,,,,,,, Limacina (shelled pteropod) volume (ml),,,,,,,,,,,,,,,,,,,,, Siphonophore number,,,,,,,,,,,,,,,,,,,,, Siphonophore volume (ml),,,,,,,,,,,,,,,,,,,,, Amphipod number,,,,,,,,,,,,,,,,,,,,, Amphipod volume (ml),,,,,,,,,,,,,,,,,,,,, Comments on size of euphausiids,,,,,,,,,,,,,,,,,,,,, Comments on acoustic trace,,,,,,,,,,,,,,,,,,,,, 10,1,600,200,4029,<100,9.55,0,0,0,0,175,8.75,0,0,0,0,0,0,4,0.8,Thy: > 7mm 28,4,600,180,4029,<100,23.2,0,0,0,0,90,4.5,7,17.5,0,0,0,0,6,1.2,Thy: ad/juvs 40,5,600,160,3806,<100,13.2,0,0,0,0,200,10,1,2.5,0,0,0,0,4,0.7,Thy: ad/juvs 52,8,600,140,4813,100,32.4,5,2.5,0,0,100,5,9,22.5,0,0,0,0,13,2.4,E. sup 0.5 ml/ind ass 55,9,600,120,4542,-999,50.9,1,0.5,0,0,0,0,44,50,0,0,0,0,4,0.4,E. sup 0.5 ml/ind ass; E.sup ad green dig gland 74,12,600,100,4155,126,101.8,3,1,0,0,200,10,60,90,0,0,0,0,4,0.8,E.sup ad:28-37mm 0.3 ml/ind ass; Thy: ad/juvs 78,13,600,80,4747,<100,69.9,14,5,0,0,120,6,45,52.5,50,5,0,0,8,1.4,E.sup 0.3 ml/ind ass 99,16,600,60,4743,<100,35,81,24.3,0,0,40,2,1,2.5,50,5,0,0,7,1.2,E.sup 0.3 ml/ind ass 111,17,600,40,3833,275,261.5,5,1.5,0,0,200,10,100,250,0,0,0,0,0,0,, 124,20,500,200,4161,<100,60.2,0,0,0,0,200,10,20,50,0,0,0,0,1,0.2,, 128,21,500,180,4446,<100,18.3,0,0,0,0,200,10,3,7.5,0,0,0,0,4,0.8,, 133,23,500,180,4388,-999,-6993,-999,-999,-999,-999,-999,-999,-999,-999,-999,-999,-999,-999,-999,-999,, 141,24,500,160,4195,<100,15.4,0,0,0,0,200,10,2,5,0,0,0,0,2,0.4,, 153,27,500,140,3737,-999,22.9,5,2.5,0,0,150,7.5,5,12.5,0,0,0,0,2,0.4,E.sup 0.5 ml/ind ass, 155,28,500,120,4023,-999,22,6,3,0,0,60,3,6,15,0,0,0,0,5,1,E. sup 0.5 ml/ind ass; Thy: 10 ad & 50 lar, 168,31,500,100,4298,-999,2.5,0,0,0,0,0,0,1,2.5,0,0,0,0,0,0,, 180,32,500,60,3872,2800,2805.7,4307.69231,2800,0,0,2,0.1,2,5,0,0,0,0,3,0.6,E.sup 0.65 ml/ind ass; lar krill present not cnted,big krill swarm on acoustics 193,35.1,500,80,4713,-999,20.9,5,3.25,0,0,95,4.75,5,12.5,0,0,0,0,2,0.4,E.sup 0.65 ml/ind ass, 196,35.2,500,60,4836,9000,3006,30000,9000,-999,-999,-999,-999,-999,-999,-999,-999,-999,-999,-999,-999,E.sup 0.3 ml/ind ass,Fish krill in 15m band at 130m; 2nd lg school on aco trace 226,36,400,80,3627,<100,36.65,21,9.45,0,0,40,2,10,25,0,0,0,0,1,0.2,E.sup 0.45 ml/ind ass, 232,39,400,100,4752,<100,2.85,1,0.45,0,0,40,2,0,0,0,0,0,0,2,0.4,E.sup 0.45 ml/ind ass, 250,40,400,120,3840,<100,41.65,69,31.05,0,0,0,0,4,10,0,0,0,0,3,0.6,E.sup 0.45 ml/ind ass, 263,43,400,140,4308,1500,1078,2220,1000,0,0,0,0,30,75,0,0,0,0,15,3,E.sup 0.45 ml/ind ass,v sm swarm at surf on aco end tow; split vol calc split fac =15 275,44,400,160,5181,-999,12.65,5,2.25,0,0,200,10,0,0,0,0,0,0,2,0.4,E.sup 0.45 ml/ind ass, 288,47,400,180,4388,-999,17.8,0,0,0,0,200,10,6,7.5,0,0,0,0,3,0.3, 305,48,400,200,4565,100,60.25,1,0.65,0,0,150,7.5,20,50,0,0,0,0,11,2.1,E.sup 0.65 ml/ind ass 311,51,300,200,5558,<50,18.8,0,0,0,0,150,7.5,2,5,50,5,0,0,7,1.3,Thy: juv size predom; few ad 329,52,300,180,4733,-999,51.8,70,35,0,0,30,1.5,6,15,1,0.1,0,0,1,0.2,E.sup 0.5 ml/ind ass 338,55,300,160,5290,<200,124.3,221,88.4,0,0,10,0.5,14,35,0,0,0,0,2,0.4,E. sup 0.4 ml/ind ass