212 



TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



12.— Station I, April 8th, 1907. 



Net used Surface Surface Hensen Nansen Weight 



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



Catch in c.cm 20 12 6*5 73 21 



Asterionella bleakeleyi 100 — — 



Biddulphia mobiliensis 100 4,000 300 20.000 2,000 



Chaetoceros contortum 12,000 10,000 31,000 1,650,000 0.000 



debile 156,000 60,000 100,000 7,500,000 138,000 



decipiens ... 9,000 10,000 4,000 150,000 27,000 



sociale — — 6.000 — 



teres — — 1,000 — — 



Coscinodiscus concinnus 800 3,000 1,000 50,000 1,000 



Coscinosira polychorda. . . — — — 20,000 — 



Ditylium brightwellii ... 100 — — — — 



Rhizosolenia semispina 100 — — — — 



Thalassiosira gravida ... — — 1,000 50,000 — 



„ nordenskioldii 186,000 120,000 37,000 1,350,000 132,000 



subtilis ... 15,000 15,000 — — 20,000 



Lauderia borealis 100 — 7,000 450,000 3,000 



Leptocylindrusdanicus... — — — 1,000 — 



Ceratium f urea 100 500 — — 300 



fusus 100 500 — 500 



tripos 100 500 250 500 



Medusoid gonophores ... — — — 8 100 



Plutei of Echinoderms — — — — 100 



Sagitta bipunctata — — — 2 10 



Larval Polychaeta — — 3 3 10 



Crab zoea 1 — — — 4 



Mysis stage of Crangon — — 2 2 — 



Larval Nephrops, stage 1 — — — — 2 



Evadne nordmanni 50 75 — — — 



Calanus helgolandicus ... 1 2 1 3 1 



Pseudocalanus elongatus — 9 40 500 



Temora longicornis 10 6 30 200 



Centropages hamatus ... 6 40 — — — 



Anomalocera pattersoni 25 75 — — — 



Acartia clausi 225 200 1 — 100 



Oithona similis 14 — 1 4 30 



Isias clavipes — — — — 10 



Copepod nauplii 500 500 1,000 — 



„ metanauplii ... 100 75 3 — — 



„ juv 50 — — — — 



Barnacle nauplii 10 15 2 20 150 



„ cypris stage 10 — 2 — 4 



Oikopleurasp 100 50 6 6 350 



Ascidian eggs — 100 — — 



Fish eggs : — Rockling ... — 1 — — 



Common Dragonet — 1 — — 1 



Sailfluke 5 1 — — 3 



Topknot — 2 — 



Long Rough Dab ... 1 — — — — 



Dab 1 — — — — 



Scald fish 1 — — — 



Cod 6 27 — 6 



Whiting 29 47 — — 10 



Bib 12 24 — — — 



Young fishes :— Gadoid... — — — 1 — 



