OBSERVATIONS ON DIVE NUMBER THIRTY 269 



Feet Stop Start Observations by Beebe 



Time a.m. 

 1250 1 0.25.30 Same fish back again, with small 



tail and no lights of its own. 

 Copepods brilliantly-lighted in 

 beam. 

 1290 10.25.45 Another flash, a pale rose-red. 



1300 10.2^.10 10.29.30 Pediculate around window, 4 



inches, very near glass, dull 

 luminous teeth, Melanocetus- 

 type. 

 10.27 Beam on. As many organisms as 



as ever. 

 Bathysphere rolling up and 

 down very gently. 

 lo.27.4j Big leptocephalus, 8 inches by i 



inch deep, rapidly vibrating. 

 Few worms and a siphonophore. 

 Beam fading off into rich tur- 

 quoise. 

 10.29 Melanostomiatid-like fish, i inch 



long. Smallest fish with 

 double, lateral lights ever 

 seen. 

 Beam off. 

 A lavender light right up to 



window, cheek light. 

 Slim, slender fish like a male 

 Idiacanthus, but seems much 

 longer, with a yellow cheek 

 light. 

 Now a siphonophore, or jelly- 

 fish, with luminous tentacles. 

 1450 iO'33 Same large fish again. 



Plankton abundant. 

 Beam on. 

 1500 10.34 10.3^.15 Argyropelecus, four of them 



