SEA-FISHERIES LABORATORY. 223 



42.— Off-shore Station II, April 19th, 1907. 



Net used Surface Surface Hensen Nansen Weight Shear 



Depth in fathoms 20-10 20-10 10-0 7 



Catch in c. cm 15-5 16 3*5 75 235 28 



Biddulphia mobiliensis 1,500 3,000 — 700 2,000 



Chaetoceros contortum ... — — 27,000 57,000 2,000 



decipiens — — 1,000 2,000 — — 



sociale — — 2,000 4,000 — — 



Coscinodiscus concinnus 1,500 3,500 300 700 3,500 — 



Ditylium brightwellii — — 500 1,000 — — 



Eucampia zodiaeus — — 500 1,000 — — ■ 



Rhizosolenia semispina ... 500 — 800 3,000 500 — 



,, shrubsolei ... — — 1,500 — — — 



Thalassiosira gravida — ■ — 4,500 1,000 — — 



nordenskioldii 4,000 5,500 80,000 170,000 45,000 — 



Leptocylindrus danicus ... — — 4,000 3,000 500 — 



Lauderia borealis — — 10,000 10,000 — — 



Rhizosolenia stolterf othii. . . — — — 1,000 — — 



Ceratium furca — 1,000 2,500 1,000 500 — 



fusus — 500 — — 500 — 



tripos 250 1,500 500 1,000 — — 



Peridinium sp 250 3,000 3,500 0,000 2,000 — 



Pleurobrachia pileus — — — — 1 11 



Medusoid gonophores ... 150 110 18 60 350 1,100 



Sagitta bipunctata 2 1 — 3 23 310 



Larval Polychaeta 5 5 — 5 10 230 



Crab zoea — — — 1 6 7 



Mysis stage of Crangon ... 1 — 5 12 30 145 



Nephrops 1st stage — — — 2 4 15 



Podon intermedium 40 40 8 5 20 — 



Evadne nordmanni 75 75 10 15 250 — 



Calanus helgolandicus 750 970 30 75 450 300 



Pseudocalanus elongatus 1,000 187 30 400 2,000 187 



Temora longicornis 1,100 150 50 150 1,000 670 



Centropages hamatus 190 112 10 5 50 20 



Anomalocera pattersoni ... 80 37 10 — 50 10 



Acartia clausi 3,000 3,000 75 150 1,700 75 



Oithona similis 500 500 25 30 1,350 — 



Anomalocera j uv 260 75 25 — — — 



Copepod nauplii 4,500 8,000 4,000 7,000 10,000 — 



„ juv 5,600 6,000 550 1,250 9,500 — 



Barnacle nauplii 40 40 15 45 100 850 



,. cypris stage ... 16 8 2 3 6 — 



Oikopleura sp 800 1,200 75 160 1,000 1,250 



Fish eggs: Rockling 2 — — — — 4 



Whiting 12 6 — — 3 6 



Cod 4 2 — 1 — — 



Grey Gurnard 3 4 — — 1 2 



Com. Dragonet 3 1 — — 1 2 



Bib 14 3 — 1 9 2 



Haddock 3 1 — — 1 — 



Topknot — 1 — — 1 2 



Dab 6 1 — 1 — — 



Sprat 2 2 — — — 3 



Green Cod 11 1 — — — 1 



Young fishes : Plaice — — — 1 — — 



Gadoid — — — — 6 6 



