— 217 — 



(2) November löth, 1904, Stat. S. R., 11 — 112° ^.m. 



Lat. 53°3ö'3o" N., Long. n°i5'30 W., depth: 74V2 fathoms. 

 Oyster-dredge on bottom 



1 glass-eel (Stage 5 A), length: 67 mm. 



East of Ireland (sent by Dr. E. J. Allen) 



(3) January 6th, 1904. Skulmartin lightship, 8'5— 845 p. m. 

 taken in plankton net by Dr. Gough 



1 glass-eel (Stage 5 A) length: 73 mm. 



(4) March 18th, 1904. Skulmartin lightship, 9 — 93° p.m. 

 taken in plankton-net by Dr. Gough 



1 glass-eel (Stage 5 A in transition to B), length: 71 mm. 



Off West Iceland (taken by myself) 



(5) April 20th, 1904. "Thor" Atl. Stat. 21, 2 a. m. 



Lat. 64°o8' N., 22°47' W., depth : 43 meters, surf. temp. 4-92°. 

 Plankton-net on surface 



1 glass-eel (Stage 5 B), length: 75 mm. 



(6) April 20th, 1899, taken pelagically off Reykjavik by B. S.emundsson on the surface 



1 glass-eel (Stage 5), length: 72 mm. 



North Sea etc. 



(7) (sent by Dr. Johan Hjort, Bergen) 



April 19th 1904. "Michael Sars", Stat. 88, at midnight. 



Lat. 6i°2' N., Long. 2°48' E. 

 Pelagic net on surface 



1 glass-eel (Stage 5 B) length: 78 mm. 

 (S) (sent by Dr. Johan Hjort, Bergen) 



April 5th 1905. "Michael Sars", Stat. 38, 2 a.m. 

 Lat. 57°47' N., Long. 4°25' E. 

 Pelagic net on surface 



1 glass-eel (Stage 5 B), length: 72 mm. 



(9) (taken by myself) 



April 28th, 1905. "Thor" Atl. Stat. 5, 545 p.m. 



Lat. 54°39' N., Long. 3°oi' E., depth: 31 meters, surf. temp. 6.33° 

 Young-fish trawl on surface 



1 glass-eel (Stage 4 B), length: 73 mm. 



(10) Little Belt, Denmark (taken by the Danish biological station) 

 March 22nd 1902 



Faenö Sound, in plankton net hanging in the current on surface at night 

 3 glass-eels (Stage 5 A and B), length: 71, 71, 73 mm. 



e. Conclusions to be drawn from the material with regard to the inward migration of the eel 



After having thus given a long series of observations regarding the inward migration 

 of the young eels to the coasts of North Europe and to fresh water, I may now indicate 



