10 



(). NORDGAARI) 



[1915 



mm. in diameter. Judging from the developement of the eggs, 

 spawning should have tåken place either in September or Oeto 

 her. The eggs are probably bathypelagic. 



On the 3/ 2 1916, a dealfish was tåken at Hegaasen, in Dolm- 

 sundet, Hittra, by the fishermen Ingebret Beø and G. Ramsli, 

 of Hegaasen; the specimens was sent in to Trondhjem Museum. 

 It was a cT, total length 206 cm. I gi ve the following parti 

 culars concerning this. 



Colour: dark silvery on the left side, somewhat duller on 

 the right side, which was scraped. No trace at all of neck rays. 

 All fins blood-red. Iris greyish, with a silvery gleam, in a red 

 dish circular setting. Small short spines along belly. Lateral 

 line straight trom about the eye to root of tail, with small, 

 sharp, spines, curving over in a forward direction. Slightly 

 1 arger spines on the lateral line near the tail, eight in number, 

 and set symmetrically on both sides. At base of root of tail, 

 on the ven tral side, a somewhat larger spine. Length of head 

 from point of snout to posterior margin of gill cover 24 cm. 



Fig. 1. Ovary of T. arcticiis from Gjeitestranden, 1 /9 1 ( J0G. 



Breadth of head, across posterior portion 7 cm. Heighl of head 

 at same place 21.8 cm. Greatest height of body 34 cm. Do. of 

 dorsal fin 10 cm. Diameter of ocular cavity 7.8 cm. Pupil 

 aperture an irregular oval, longitudinal axis 4.15 cm. and trans- 

 verse axis 2.7 cm. Length of caudal lin 14.6 cm. Minimal height 

 of tail 1.4 cm. Tail somewhat expanded at the root, with a 

 height of 2 cm. Distance from anus to point of snout 97.5 cm. 

 Length of digestive tract abt. 88 cm. Length of stomach and 

 gullet 51 cm. Length of intestine 45.5 cm. Gullet and stomach 

 formed one conlinous tick-walled tube, with no expansion in 

 the stomach portion. Thickness 2.7 cm. Intestine thin-walled. 

 Length of stomach appendix abt. 30 cm. Length of liver 46.5 

 cm., colour of same reddish brown, with a number of small 

 grev spots. Contenls of intestine a thin, fluid, yellowish-grey 

 mass, without solid particles. No nutritive matter in stomach; 

 in the lower portion, however, were found some round worms, 

 which were determined by Professor L. A. Jagerskiold as 

 being Ascaris larinv. No ektoparasites were observed. 



As already menlioned, the specimen from Dolmsundet was 



