— 229 



.lOUS. SCLl.MIDT 



IV. 



VI. 

 VII. 



Puge 



C. Some biolofi'ical cdiicliisioiis 1,50 



D. Drift of the pelagic gaduid fry 1 56 



K. ('oraparisoii between the Atlantic and neighbonring waters I(i4 



Silicine for tlio detormination of the postliirval stages of the North Atlantic gadoids dealt 

 with in this work 167 



Tahlcs showing the species and niinihors of gadoid fry taken in hauls with the yoiing-lish 

 trawl by (he "Thor" in the years 1!)03-1!)08, in the Atlantic (Iceland, Fanoes, Kockall 



Bank, Scotland, Ireland, Bay of Biscay) and the Channel 173 



Appendix 219 



Charts showing tlie distribution of the pelagic fry of the gadoids, constructed on the hasis 

 of the investigations of the "Thor" : 



PI. I. Cod (ff. callarias) and Silvery pout (G. argenteus). 

 II. Coalfish (G. virens] and Pollack {G. pollachius). 



III. Haddock {G. œglefiniis). 



IV. Whiting ((?. merlangus) and Poutassnu (G. Poutassoii). 

 V. Norway pout (G. Esmarki) and Poor cod {G. minutus). 



VI. Polar cod (G. saida) and bib (G. luscus). 



- VII. Common ling (Mnlva molva), Blue ling {M. byrJcelange) and Mediterranean ling {M. 



elongata). 



- VIII. Hake (Merluccius vulgaris), Torsk {Brosmkis brosme) and Lesser Porkbeard {Ranieeps 



raninus). 

 IX. Drift of the pelagic fry of the cod ((?. callarias) round Iceland, from the investigations 

 of the "Thor" in 1904. 

 X. Drift of the pelagic fry of the haddock (G. œglefinus) and cod [G. callarias) round Ice- 

 land, from the investigations of the "Thor" in 1904 and 1905. 



