No. Category Page 



1.3300 NEKTON 431-32 



1.3310 HIGH SPEED NEKTON NET. .431-32 



1.4000 BIOTA OBSERVATION 432-33 



1.4100 ECHO RANGING DEVICES 432 



1.4110 FISH DETECTOR - SHIP- 

 BOARD MOUNTED 432 



1.4120 FISH DETECTOR - GE^R 



MOUNTED 432 



1.4130 WHALE DETECTOR - 



TETHERED 432 



1.4200 WEIGHING DEVICES 432 



1.4210 SHIPBOARD WEIGHING 



MACHINE 432 



1.4300 SPECIAL TELEVISUAL DEVICES. 432-33 



1.4310 FISHERIES RESEARCH 



UNDERWATER TELEVISION. . . 433 



1.5000 SYSTEMS 433-37 



1.5100 OCEANIC BUOY SYSTEMS. . . . 433-34 



1.5110 BUOY SYSTEM 433-34 



1.5200 FIXED MONITORING SYSTEMS. . . .434 



1.5210 FIXED MONITORING SYSTEM 



FOR SHALLOW WATER 434 



1.5300 FISH COUNTING 434 



1.5310 FISH CENSUS DEVICE 434 



419 



