CLOSING NET, THE MONACO 



NKTON SAMP+THE USE OF A 



MADE WITH A VERY 



TO THE COD- ENDS OF 



TRAP, THE SMALL AND THE 



DEVICE FOR 



CABLE CLAMP FOR TOWING 



ON THE OPERATION OF 



E 25 CM HART NET, AND A 



OF THE NATIONAL 



HE HELGOLAND NET, AND A 



(STRAMIN), THE 



(GRIT GAUZE 22), THE 



CATCHING ABILITY OF THE 



OF THE 10 FT S-II TYPE 



THE HELIGOLAND 



THAN FOR THE HELGOLAND 



OF THE 10-FOOT S-1 TYPE 



NKTON SAMPLER FOR OYSTER 



COAS+PILCHARD EGGS AND 



COAST+SARDINE EGGS AND 



C COAS+SARDINE EGGS AND 



FISH 



AVOIDANCE BY FISH 



OF THE EGGS, 



TRAWL NET FOR FISH 



OF PILCHARD EGGS AND 



PELAGIC EGGS AND FISH 



RENCE TO THE PLANKTONIC 



TOWS WITH A FISH 



A NOTE ON THE BARNACLE 



PELAGIC FISH EGGS AND 



OR, AND A FLOATING FISH 



T HAUL OF FISH EGGS AND 



MODIFIE+ AVOIDANCE BY 



DAY AND NIGHT CATCHES 



VON MEROPLANKTISCHEN 



VON MEROPLANKTISCHEN 



THE NET WITH DIFFERENT 



MIDNIGHT UNDER THREE 



ICITA NET AND A NIGHT 



THE WINDING OF THE TOW 



ROFOIL SINKER FOR TROLL 



A SHEAR PIN WEAK 



DESCRIPTION OF THE 



SAMPLER. 



TEST INDICATE NO 



REFERENCE TO THE 



A 



E METHODE DE RECOLTE DU 



DISTRIBUTION OF 



LARGE APERTURE NET, CORI'S PLANKTON 

 LARGE CAPACITY PORTABLE PUMP FOR PLA 

 LARGE CLOSING NET, SIMILAR TO THE 

 LARGE HIGH-SPEED PLANKTON NETS AND 

 LARGE NET, AND PLANKTON PUMPS. 

 LARGE PLANKTON NETS AND MID-WATER 

 LARGE PLANKTON NETS 

 LARGE PLANKTON NETS. 

 LARGE SQUARE NET. + 

 LARGE VERTICAL NET 



AT DIFFERENT 



LARGE VERTICAL NET 

 LARGE VERTICAL NET 

 LARGE VERTICAL NET 

 LARGE VERTICAL NET 

 LARVA NET.-+ II „ 

 LARVA NET 

 LARVA NET 



CM JUDAY NET, TH 

 AND THE BRUT- NET Z 

 OF STRAMIN. + T 

 WITH TOP-PIECE 

 WITH TOP-PIECE 

 WITHOUT TOP- PIECE 

 FIELD EXPERIMENTS 

 (SILK GAUZE 0), THE HENSEN 

 AND THE PETERSEN YOUNG 



LARVA NET. 



LARVAE . 



LARVAE 



LARVAE 



LARVAE 



LARVAE 



LARVAE 



LARVAE 



LARVAE 



LARVAE 



LARVAE 

 LARVAE 



+ I. FIELD EXPERIMENTS 



AND OTHER FISH LARVAE PACIFIC 

 AND OTHER FISH LARVAE PACIFIC 

 AND OTHER FISH LARVAE, PACIFI 



AND THE CONDITION OF THE 

 AND VARIOUS AGE-GROUPS OF 

 AT THE VARIOUS DEPTHS OF SEA 

 COLLECTED DURING SURVEYS 

 IN THE REGIONS OF THE SEA 

 IN THE SOUND ( ORE SUNG ) .-+REFE 

 LARVAE NET AND IN HIGH-SPEED TOWS 

 LARVAE OF THE CLYDE SEA AREA AS 

 LARVAE OFF CALIFORNIA AND BAJA CALIF 

 LARVAE TRAP.+ SPEED PLANKTON COLLECT 

 LARVAE C-+ CATCHES IN THE VERTICAL NE 

 LARVAL AND POST LARVAL HERRING OF A 

 LARVAL FISH AND THEIR AVOIDANCE OF 

 LARVAL FISH NET 



LARVEN AUS DEM KATTEGATT IN DER 

 LARVEN IN GESCHICHTETEN WASSER,- 

 LENGTHS OF TOWING WIRE WHILE TOWING 

 LIGHT CONDITIONS, AND WITH PLANKTON 

 LIGHT. AVAILABLE FROM MARINE TECHNO 

 LINE OF SUCTION TUBING IS MADE AUTOM 

 LINEc- EXPERIMENTS ON HYD 



LINK ASSEMBLY FOR OCEANOGRAPHIC USE. 

 LITTORAL SAMPLING TUBE 

 LONGHURST MULTIPLE SERIAL PLANKTON 

 LOSS OF CATCH 



LOSS OF CATCH WHEN THE NET IS CLOSED 

 LOSS OF THE CATCH WITH DIVIDED HAULS 

 LOW VELOCITY PLANKTON SIPHON. - 

 MACROPLANCTON.- SUR UN 



MACROPLANKTON AS SHOWN BY CATCHES 



789 

 073 

 549 

 105 

 471 

 305 

 707 

 579 

 637 

 408 

 797 

 523 

 523 

 523 

 439 

 523 

 169 

 808 

 698 

 017 

 025 

 021 

 591 

 317 

 395 

 495 

 013 

 935 

 823 

 053 

 111 

 023 

 191 

 455 

 169 

 237 

 603 

 093 

 091 

 033 

 297 

 791 

 511 

 749 

 421 

 685 

 559 

 420 

 115 

 108 

 382 

 203 

 740 



61 



