SEA-FISHERIES LABORATORY. 225 



16, 19.— Three miles off Slock. 



8,000 



12,000 



1,500 



120,000 



250 



8,000 



— 



500 



3,500 



5,000 



150 



300 



1,500 



78,000 



500 



3,000 



— 



5,000 



— 



200 



100 



1,000 



100 



— 



75 



90 



(16) April 9th (19) April 10th 



Depth in fathoms 1 



Catch in c.cm 33 13 20 



Biddulphia mobiliensis 11 ,000 



Chaetoceros contortum 37,000 



,, decipiens 4,000 



„ teres — 



Coscinodiscus concinnus 7,000 



Rhizosolenia semispina — 



Thalassiosira nordenskioldii ... 21,000 



,, subtilis — 



Lauderia borealis — 



Ceratium fusus — 



tripos 1,000 



Peridinium sp 1,000 



Medusoid gonophores — 



Sagitta bipunctata 11 



'Mitraria' — 250 100 



Crab zoea 30 — ■ — 



My sis stage of Crangon 2 — — ■ 



Larval Nephrops, 1st stage ... 4 — — ■ 



Podon intermedium — 20 — 



Evadne nordmanni 500 



Calanus helgolandicus 50 



Pseudocalanus elongatus 16,000 



Temora longicornis 19,000 



Centropages hamatus 600 



Acartia clausi 1,000 



Oithona similis — 



Anomalocera j u v 200 



Copepod nauplii 8,000 



juv 6,000 



Barnacle nauplii — 



„ cypris stage 6 



Oikopleura sp 100 



Fish eggs — 



Rockling 2 



Grey Gurnard 12 



Common Dragonet 13 



►Spotted Dragonet — 



Bib 26 



Red Gurnard — ■ 



Whiting 132 



Sail Fluke — 



Dab 14 



Long Rough Dab 1 



Cod 55 



Green Cod 26 



Topknot — 



Haddock 22 



Plaice 1 



Sprat 23 



100 



60 



2,200 



1,000 



550 



220 



30 



15 



185 



75 



90 



75 



20 



15 



5,000 



4,000 



2,250 



900 



825 



550 



10 



8 



2,000 



1,000 



2 



3 



3 



1 

 2 



3 



2 



1 



— 



4 



3 



