Fsam 2010

Fish Sampling with Active Methods

Silver Sponsor:


This project is cofinanced by the City of Ceske Budejovice


Program Workshops Who is attending List of Accepted Abstracts


8 September - Wednesday

Morning session
Session: Acoustics
Keynote lecture: Technology and cross disciplinary research for correct representation of aquatic ecosystems (Introductory lecture)
Olav Rune Godø
Oral presentations: Can gill-netting data improve accuracy and precision in hydroacoustic estimates of fish abundance?
Axenrot Thomas Erik
Comparability of Hydroacoustics and Gillnets for reservoir fish assessments
Dennerline Donald E.
Intercalibration between hydroacoustics and gillnet sampling in temperate reservoirs
Draštík Vladislav
Multifrequency acoustic to monitor fish populations in estuaries: a case study applied to the Gironde estuary (France)
Samedy Valérie
Does side-looking acoustics provide a quantitative abundance estimate of alewife in New York lakes
Rudstam Lars G.
48 hours on duty: Multiple repeated horizontal acoustic survey
Muška Milan
Some ways for improvement of fish detection efficiency near water boundaries.
Goncharov S.M., Kudryavtsev V.I.,
Afternoon session
Keynote lecture: Recent advances in acoustic approaches to remote species identification
Paul Fernandes
Oral presentations: The Measurement of a fish TS on inland water
Goncharov S.M.
Which TS/L regression to use in horizontal applications? – evidence (suggestion) from comparison of hydroacoustic estimates with fish census.
Frouzova J.
Session: Streams and electrofishing
Keynote lecture: State-of-art in electrofishing sampling
Pavel Jurajda
Oral presentations: An evaluation of electric fishing for stock assessment of resident eel in rivers
Baldwin Liz
Relation between raw fish populations abundance and biomass against respective estimated values from successive catches in a lowland stream
Penczak Tadeusz
Day versus night electrofishing of young-of-the-year fish in rivers
Janáč Michal
Capturability and intercalibration of four electrofishing teams in Mediterranean streams
Benejam Lluís
Peterson Nick
Is multi-pass Electrofishing an Effective alternative to Cove Rotenone for sampling reservoir fish populations?
Jennings Cecil A.

9 September - Thursday

Morning session
Session: Small fish sampling
Keynote lecture: State-of-art in sampling of larval and juvenile fish in the open water
Robert K. Cowen
Oral presentations: The influence of the trawl mouth opening size and net colour on catch efficiency during sampling of early fish stages
Jůza Tomáš
The flat dip net - a new gear for inventoring presence of early developmental stages of Coregonids in the Gulf of Bothnia
Hudd Richard, Veneranta Lari
Comparison of active versus passive gear for sampling threadfin shad Dorosoma petenense: case study from tropical reservoirs
Prchalová Marie
The failure of mark-recapture experiment in the deep canyon shaped reservoir
Blabolil Petr
Comparisons of size distribution and probability of capture based on sampling gear
Kim Jai-Ku
Session: Standartization
Keynote lecture: Case Histories of standard sampling in North America
Scott A. Bonar
Oral presentations: Development of standard methods using fish for hazard and risk assessments
Dave Göran
Systematic point sampling for fish community monitoring in medium and large-sized rivers: standardization of sampling procedure and effort
Tomanova Sylvie
Standard Operating Procedures for Great Lakes Acoustics – what is important?
Rudstam Lars G.
10 September - Friday

Morning session
Session: Trawling
Keynote lecture: Moving beyond basic descriptions of fish behaviour: A case example using bottom trawls
Paul D. Winger
Oral presentations: Uncertainty in pelagic forage fish assessments using down-looking hydroacoustics and trawls
Simonin Paul Warren
Use of high-frequency imaging sonar to observe fish behaviour with respect to active sampling gear
Rakowitz Georg
Fitting observed fish trajectories to cathcability models
Handegard Nils Olav
Relationship between mid-water trawling effort and uncertainty in pelagic fish community composition in lakes Michigan and Huron
Warner David Michael
Calibration of U.S. Northwest Atlantic Multispecies Bottom Trawl Surveys for Changes in Research Vessel, Sampling Gear and Sampling Protocol
Brown Russell W.
Effects of Sea Conditions on the Physical Performance of the U.S. NOAA Fisheries Multispecies Bottom Survey Trawl
Brown Russell W.
Day and night in littoral and pelagic zones in view of fish community structure: a case study of a canyon-shaped reservoir.
Říha M.
Grigorevich Variability of twins-trawl sampling magnitude and fish species composition in homogenous biotop.
Tereshchenko Vladimir
Sampling estuarine fish and invertebrates with a beam trawl provides a different (not ‘better’) picture of populations and assemblages than multi-mesh gillnets
Rotherham Douglas
Afternoon session
Hydroacoustic estimates of fish densities in comparison with stratified pelagic trawl sampling in two deep, coregonid-dominated lakes.
Emmrich Matthias
Long-term changes in vendace (Coregonus albula L.) population in Lake Pluszne based on hydroacoustics and trawl catches.
Comparison of fishery methods for the study of fish assemblages associated with off-shore platforms
Castriota Luca
Finding Squid – combining fishing and acoustics to determine what it all means
Cooke Ken
Session: Large rivers, estuaries
Keynote lecture: Challenges to representatively sample fish in large rivers
Christian Wolter
Oral presentations: A fish survey in rivers of Ukrainian Carpathians using a combination of techniques
Didenko Alexander
Assessment of habitat suitability of the fish assemblage in a large River.
Keckeis Hubert
Use of upstream and downstream migrant sampling to effectively monitor abundance and life history traits of anadromous fishes in rivers
Demko Doug
Freshwater fishes in a biodiversity hotspot: use of multiple sampling techniques reveals that remnant populations in south-western Australia are sustained by groundwater
Beatty Stephen John
Signals from sawfish: uncovering the secrets of an endangered species in remote northern Australia
Morgan David Lloyd
11 September - Saturday

Morning session
Session: Commercial fishing and Seining
Keynote lecture: Fisheries as active samplers: Making the most of industry information
Robert L. Stephenson
Oral presentations: Evaluating discards using Remote Electronic Monitoring (REM)
Catarino Rui
Comparison of active and passive flatfish sampling methods in the White Sea
Semushin Andrey Vladimirovitch
Danish seine for shallow lakes
Kristjansson Jon
The use of small beach seine net for the fish diversity assessment of lowland rivers
Pekárik Ladislav
Population density and standing crop obtained for fish sampled with three seine nets hauled individually towards a stop net or a bank
Penczak Tadeusz
Multi LED Lighting Systems as Optical Stimulus for Behavior Examination of Aquatic Organisms
Ishii Ken
Afternoon session
Session: Visual surveys
Keynote lecture: A new perspective on underwater visual sampling of fishes
Euan Harvey
Oral presentations: A multi-technique approach to study fish diversity associated with off-shore platforms
Andaloro Franco
Habitat related fish abundance, diversity, and assemblage structure as revealed by a novel lure assisted visual census method in the central Croatian Adriatic
Kruschel Claudia
Cech Martin
Sublittoral fish community composition obtained by underwater visual census, gillnets and trapnets in newly restored post-mining lake
Peterka Jiří