N SAMPLER WITH MULTIPLE 

 USE WITH TOWED PLANKTON 

 K EXPERIMENT WITH SEINE 

 WITH VERTICAL PLANKTON 

 REFERENCE TO THE HENSEN 

 RECORDER, ONE METER TOW 



EASE OF CLEANING 



TOP-PIECE 



(MOSQUITO 



ESULTS OF TRIALS WITH A 



NETS. III. DESCRIPTION.- + PLANKTO 



NETS, -+DEPTH-DISTANCE RECORDER FOR 



NETS,- ON A TAN 



NETS.- THE NANSEN CLOSING METHOD 



NETS,-+ INVESTIGATIONS, WITH SPECIAL 



NETS, AND THE CLARKE-BUMPUS SAMPLER. 



NETTING 



NETTING 



NETTING, 



NETTING, 



NETTING, 



NETTING, 



NETTING, 



NETTING, 



NETTING, 



NETTING, 



NETTING, 



NETTING, 



NETTING, 



NETTING, 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING^ 



NETTING 



NETTING 



NETTING 



NETTING 



NETTING) 



AGE 



BOLTING NYLON 



BOLTING SILK 



BOLTING SILK 



COARSE 



COARSE 



COARSE 



COARSE SILK 



COARSE SILK 



COMPARISON OF CATCH 



COTTON SCRIM 



GRIT GAUZE 

 MATERIAL 

 MATERIAL 



MIXED OR GRADED 



MULLER GAZE 



NYLON 



NYLON 



NYLON 



PYLEN CLOTH 



PYLEN CLOTH 



REDUCED FORWARDING, AND 



SILK 



SILK 



SILK 



SILK 



SILK 



SILK 



SILK 



SILK 



SILK 



SILK 



SILK 



SILK GAUZE 



SILK GRIT GAUZE 



SILK GRIT GAUZE 



STRAMIN 



STRAMIN 



STRAMIN 



STRAMIN 



STRETCHING 



STRETCHING 

 , THE HELIGOLAND LARVA NET 



WET OR DRY 



NETTING, 



NEUSTON NET IN THE GULF OF GUINEA. 



919 



607 

 747 

 265 

 463 

 237 

 408 

 751 

 385 

 021 

 609 

 567 

 703 

 268 

 637 

 899 

 691 

 595 

 765 

 765 

 227 

 308 

 308 

 551 

 025 

 137 

 151 

 313 

 609 

 32 9 

 465 

 763 

 013 

 367 

 759 

 047 

 229 

 333 

 761 

 065 

 485 

 523 

 025 

 021 

 419 

 565 

 740 

 797 

 420 

 569 

 523 

 385 

 791 



71 



