OPENING AND CLOSING A NET 



NET WITH THE ICITA NET 



OF TOWS WITH THE CORI NET 



130 CM CONICAL PLANKTON NET 



WITH MARUTOKU-B NET 



EGG NET TO THE NANSEN NET 



OF A CONICAL PLANKTON NET 



CHUN'S HORIZONTAL CLOSING NET 



NET, THE BIRGE CONE NET 



OF CORI'S CLOSING NET 



TOWS WITH A FISH LARVAE NET 



OF A MEASURING PLANKTON NET 



OF THE SHEARD NET 



D HALF- METER N0„1 SILK NET 



HAULS WITH STRAMIN NET 



NATIONAL LARGE VERTICAL NET 



COARSE SILK NET 



NCE OF MONACO'S CURTAIN NET 



OPENING AND CLOSING NET 



DISCUSSION OF A HENSEN NET 



FOR THE HELGOLAND LARVA NET 



OF THE NANSEN NET 



IMPROVED SURFACE TOW NET 



OF THE NORPAC STANDARD NET 



OF THE ICHTHIOPLANKTON NET 



DISCUSSION OF A SILK NET 



A NEW FORM OF HENSEN NET 



NET 



OF THE BIRGE CLOSING NET 



OF A MODIFIED NANSEN NET 



OF A BEAM- TYPE TRAWL NET 



A QUANTITATIVE PLANKTON NET 



A SELF-CLOSING PLANKTON NET 



A SMALL TOWED NET 



JESPERSEN'S STANDARD NET 



STANDARD NET 



F TRIALS WITH A NEUSTON NET 



OF THE INTERNATIONAL NET 



E OF FOUR TYPES OF DRAG NET 



TAKEN WITH A FINE SILK NET 



174 SQ. M.AND A HENSEN NET 



NET AND A 45CM X 90CM NET 



T, AND A LARGE VERTICAL NET 



70 CM DIAMETER CLOSING NET 



MODIFIED CHUN-PETERSEN NET 



ION OF APSTEIN' CLOSING NET 



COMPARISON OF THE TOW NET 



OF ZOOPLANKTON STANDARD NET 



OF THE HENSEN EGG NET 



MARU-TOKU TYPE PLANKTON NET 



OF A MODIFIED GULF III NET 



MODIFIED INTERNATIONAL NET 



OF AN OPENING- CLOSING NET 



AND A METER FOR MEASURING THE 

 AND A NIGHT LIGHT, AVAILABLE 

 AND A STRANGULATION -TYPE NET. 

 AND A TRIANGULAR MIDWATER PLANKT 

 AND A 45CM X 90CM NET OF NO. 

 AND AN INTERNATIONAL STANDARD 

 AND AN IRON CAP FOR CLOSING IT. 

 AND FOWLER'S MIDWATER TOW NET. 

 AND FUNNEL, THE PLANKTON TRAP, 

 AND HORIZONTAL CLOSING NET 

 AND IN HIGH-SPEED TOWS WITH THE 

 AND ITS ABILITY TO OVERCOME 

 AND ITS CATCHING ABILITY COMPARE 

 AND METHOD FOR ITS STANDARD TOW. 

 AND OTHER PELAGIC FISHING IMPLEM 

 AND THE BRUT-NETZ. ILLUSTRATION 

 AND THE CURRIE-FOXTON MEASURING 

 AND THE GIESBRECHT CLOSING NET. 

 AND THE MODIFIED GIESBRECHT- NET. 

 AND THE MONACO LARGE APERTURE 

 AND THE PETERSEN YOUNG FISH 

 AND THE PETERSEN-HENSEN NET . 

 AND THE TANNER INTERMEDIATE TOW 

 ARE GIVEN. +AND METHOD OF HAULING 

 AS USED ON THE RESEARCH VESSEL 

 ATTACHED TO THE SHIP'S PUMP 

 BUCKET, - 

 CLOSING GEAR.- 



DEVISED FOR LIMNOLOGICAL EXPLORA 

 EQUIPPED WITH A DEPTH- FLOWMETER. 

 FOR FISH LARVAE AT THE VARIOUS 

 FOR HORIZONTAL SAMPLING. - 

 FOR HORIZONTAL TOWING.- ON 

 FOR OCEAN SURFACE SAMPLING, - 

 FOR PLANKTON COLLECTION.- + A 

 FOR PLANKTON COLLECTIONS , - 

 IN THE GULF OF GUINEA. - +0 

 IN THE STUDY OF THE DISTRIBUTION 

 MODELS, + INSIDE AND OUTSID 

 OF MOUTH AREA 0.174 SQ. M. AND 

 OF MOUTH AREA 0.379 SQ. M. + 0, 

 OF NO. BOLTING SILK, OFF TRINC 

 OF STRAMIN. + THE HELGOLAND NE 

 OF THE DISCOVERY TYPE, IN WHICH 

 ON THE GROUNDS OF ITS IMPERFECT 

 OR KLAPPENSCHLIESSNETZ.+DESCRIPT 

 TO A PUMP. 



TO BE USED IN THE INTERNATIONAL 

 TO THE NANSEN NET AND AN INTERNA 

 USED IN JAPAN FOR QUANTITATIVE 

 WAS LESS THAN FOR THE HELGOLAND 

 WITH A NANSEN CLOSING MECHANISM 

 WITH ILLUSTRATIONS OF THE NET 



383 

 791 

 431 

 585 

 567 

 521 

 632 

 882 

 471 

 254 

 053 

 385 

 767 

 049 

 419 

 408 

 899 

 711 

 717 

 717 

 169 

 415 

 813 

 583 

 519 

 229 

 909 

 257 

 141 

 266 

 495 

 779 

 505 

 905 

 907 

 671 

 791 

 321 

 423 

 333 

 333 

 567 

 797 

 599 

 007 

 061 

 407 

 625 

 521 

 455 

 169 

 265 

 219 



67 



