EIFAC experiments on pelagic fish stock assessment by acoustic methods in Lake Constance
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EIFAC experiments on pelagic fish stock assessment by acoustic methods in Lake Constance

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Published by Food and Agriculture Organization of the United Nations in Rome .
Written in English

Subjects:

Places:

  • Constance, Lake,
  • Constance, Lake.

Subjects:

  • Fish populations -- Constance, Lake -- Measurement.,
  • Echo sounding in fishing -- Constance, Lake.

Book details:

Edition Notes

Statementby E. Dahm ... [et al.].
SeriesEIFAC occasional paper ;, no. 15
ContributionsDahm, E., European Inland Fisheries Advisory Commission.
Classifications
LC ClassificationsSH344.23.E3 E44 1985
The Physical Object
Paginationv, 14 p. :
Number of Pages14
ID Numbers
Open LibraryOL2301892M
ISBN 109251022682
LC Control Number86175400
OCLC/WorldCa12993815

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EIFAC experiments on pelagic fish stock assessment by acoustic methods in Lake Constance. Rome: Food and Agriculture Organization of the United Nations, (OCoLC) EIFAC/OP EIFAC experiments on pelagic fish stock assessment by acoustic methods in Lake Constance () EIFAC/OP National reports of EIFAC member countries for the period January - December () CECPI/OP Rapports nationaux des pays membres de la CECPI pour la période janvier - décembre () EIFAC/OP The intention of this exercise was to compare different acoustic methods of pelagic fish stock assessment in a shallow inland water by comparing assessments made by different echo sounders with those based on mark-recapture experiments. EIFAC Experiments on Pelagic Fish Stock Assessment by Acoustic Methods in Lake Konnevesi, Finland: T.B. Bagenal; et al. EIFAC Occasional Paper - EN: EIFAC Experiments on Pelagic Fish Stock Assessment by Acoustic Methods in Lake Constance: E. Dahm; et al. EIFAC Occasional Paper - EN/FR.

EIFAC experiments on pelagic fish stock assessment by acoustic methods in LakeTegel. EIFAC Occas Range [etection of targets using hydroacoustics in the laboratory Jan EIFAC/OP EIFAC experiments on pelagic fish stock assessment by acoustic methods in Lake Konnevesi, Finland () EIFAC/OP EIFAC experiments on pelagic fish stock assessment by acoustic methods in Lake Constance () EIFAC/OP National reports of EIFAC member countries for the period January – December () CECPI/OP Experiments on Pelagic Fish Stock Assessment by Acoustic Methods in Lake Tegel. EIFAC Occasional Paper No. Rome: Food and Agricultural Organisation of the United Nations. Jurvelius, J., Lindem, T. and Louhimo, J. (). The number of pelagic fish in lake Paasivesi, Finland, monitored by hydroacoustic methods. Pelagic fish stock assessment. Pelagic fish stock assessment by acoustic methods at Ifremer The biomass of six small pelagic fish species were used to study the indicators: Engraulis.

E. Dahm, J. Hartmann, T. Lindem, H. LofflerEIFAC experiments on pelagic fish stock assessment by acoustic methods in Lake Constance EIFAC Occas. Pap., 15 (), pp. Google ScholarCited by: EIFAC (European Inland Fishery Advisory Commission) experiments on pelagic fish stock assessment by acoustic methods in Lake Constance By E. Dahm, J. Hartmann, T. Lindem, H. Loeffler and FI Abstract. EIFAC experiments in pelagic fish stock assessment by acoustic methods in Lake Constance () EIFAC/OP16 National reports of EIFAC member countries for the period January – December /Rapports nationaux des pays membres de la CECPI pour la période janvier – décembre (). relationship would reduce the acoustic stock biomass estimates by approximately 50%. Diel variation in the vertical distribution of fish may influence acoustic abundance estimates. Fish body posture may influence target strength and if fish concentrate near the surface or bottom this may affect detectability by an echo sounder.