DIGITAL ECHO-COUNTING SYSTEM USED IN DETERMINING ABUNDANCE OF FRESHWATER PELAGIC FISH IN RELATION TO DEPTH

被引：8

作者：

KELSO, JRM

PICKETT, EE

DOWD, RG

机构：

[1] CANADA DEPT ENVIRONM,FISHERIES & MARINE SERV,CTR INLAND WATERS,GREAT LAKES BIOLIMNOL LAB,BURLINGTON L7R 4A6,ONTARIO,CANADA

[2] CANADA DEPT ENVIRONM,FISHERIES & MARINE SERV,MARINE ECOL LAB,BEDFORD INST,DARTMOUTH,NOVA SCOTIA,CANADA

来源：

JOURNAL OF THE FISHERIES RESEARCH BOARD OF CANADA | 1974年 / 31卷 / 06期

关键词：

D O I：

10.1139/f74-124

中图分类号：

S9 [水产、渔业];

学科分类号：

0908 ;

摘要：

引用

页码：1101 / &

共 8 条

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[2] A DIGITAL ECHO-COUNTING SYSTEM FOR USE IN FISHERIES RESEARCH
CARPENTE.BR
[J]. RADIO AND ELECTRONIC ENGINEER, 1967, 33 (05): : 289 - +
[3] DESJARDINE R, 1973, ONT MINIST NAT RESOU
[4] A COMPARISON BETWEEN 2 SONIC MEASURING SYSTEMS FOR DEMERSAL FISH
DOWD, RG
BAKKEN, E
NAKKEN, O
[J]. JOURNAL OF THE FISHERIES RESEARCH BOARD OF CANADA, 1970, 27 (04): : 737 - &
[5] DOWD RG, 1967, FAO FISH REP, V2, P315
[6] MIDTTUN L, 1968, INT COUNC EXPLOR S B, V17
[7] POPE JA, 1966, FAO41 FISH TECH PAP
[8] INVESTIGATIONS INTO RELATION BETWEEN INTEGRATED ECHO VOLTAGE AND FISH DENSITY
THORNE, RE
[J]. JOURNAL OF THE FISHERIES RESEARCH BOARD OF CANADA, 1971, 28 (09): : 1269 - &