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A tracking transducer for following fish movement Active Fish Tracking Sonar to Assess Fish Behavior Digital Acoustic System to Monitor & Map Ecosystem Digital Scanning Sonar for Fish Feeding Monitoring Herring Assessment Survey in Yaquina Bay, Oregon Evaluation of turbine bypass efficiency, Wells Dam Evaluation-Fish Passage & Behavior, Granite Dam‘98 Fish Exclusion & Monitoring-Blast Containment Area Methods for Bottom Tracking in Aquatic Vegetation Monitoring of fish in zone of artificial reefs Bottom Classification Using Digital Sonar Technology to Map Eelgrass Fish Passage at the Prototype Surface Bypass and C The Effects of Fall Coldfront Passages on the Nekt Palmer LTER: Annual season October 1996 to March 1 Fish Behavior Measured by a Radar-Type Acoustic Tr Submerged Aquatic Plant Assessment Assessment of Pelagic Fish Species off Terengganu Waters using a Split Beam Echo Sounder Tools for Environmental Monitoring and Response at Hydro Projects Spatial Distribution and Diurnal Migration of the Pelagic Fish and Zooplankton in Loch Ness Star-2000 Cruise Use of Acoustics for Detecting Aquatic Vegetation Oregon Lake Bathymetry EcoSAV and GIS to Measure Aquatic Plant Habitats in Minnesota Lakes Striped Bass in the Roanoke River, North Carolina Results from a Combined Survey on Aquatic Vegetation and Bottom Types in Shallow Coastal Waters in the Strait of Gibraltar (Southern Spain) Results of Hydrographic Surveys, Port San Luis Harbor District Surveys to Locate Eulachon Aggregations in the Lower Fraser River, British Columbia Mapping Potential Lake Sturgeon Habitat in the Lower Bad River Complex Sea-bed classification and sea-bottom mapping with GRASS in the Natural Marine Reserve of Miramare Developing Acoustic Methods for Surveying Groundfish Aerial and Acoustic Surveys for Mackerel Operating Instructions Manual For The Acoustic-Based Submersed Aquatic Plant Mapping System Spatial-Temporal Dynamics of Early Feeding Demand and Food Supply for Sockeye Salmon Fry in Lake Washington Simultaneous Sv and TS Measurements on Young-of-the-Year Methane bubbles in Lake Kinneret: Quantification and temporal and spatial New applications of hydroacoustic methods for monitoring shallow water aquatic ecosystems: the case of mussel culture grounds Acoustic measures of the relationship between winter severity and overwinter mortality of alewives Effect of external factors (environment and survey vessel) on fish school characteristics observed by echosounder and multibeam sonar in the Mediterranean Sea Using geostatistics to quantify seasonal distribution and aggregation patterns of fishes: an example of Atlantic cod (Gadus morhua) Fish School Selection by Marbled Murrelets in Prince William Sound, Alaska: Responses to Changes in Availability Diagnostic Tools for Unbiased In Situ Target Strength Estimation A Comparison of Lidar and Echosounder Measurments of Fish Schools in the Gulf of Mexico Hydroacoustical Parameters of Fish in Reservoirs with Contrasting Levels of Eutrophication Limnological and Fisheries Investigations at Virginia Lake, Southeast Alaska Split-beam Sonar Observations of Targets as an Aid in the Interpretation of Anomalies Encountered While Monitoring Migrating Adult Salmon in Rivers Thoms, Salmon Bay, and Luck Lakes Sockeye Salmon Stock Assessment Project 2002 Annual Report Klawock Lake Sockeye Salmon Stock Assessment Project 2002 Annual Report Parallel Structure Among Environmental Gradients and Three Trophic Levels in a Subartic Estuary Spatiotemporal Predictability of Schooling and Nonschooling Prey of Pigeon Guillemots Oceanographic Conditions Structure Forage Fishes into Lipid-Rich and Lipid-Poor Communities in Lower Cook Inlet, Alaska, USA Response of Seabirds to Fluctuations in Forage Fish Density Design and Deployment of the Bonne Bay Observatory Echohydrology and Physical Habitat Modification for Fish - the Integrative Approach for Reversing Decline of Fish Communities and Good Ecological Status of Freshwater Ecosystems Acoustic Characteristics of Forage Fish Species in Gulf of Alaska and Bering Sea Based on Kirchhoff-Approximation Models Potential Acoustic Discrimination Within a Boreal Fish Assemblage Quality Assurance of Hydroacoustic Surveys: The Repeatability of Fish-Abundance and Biomass Estimates in Lakes within and Between Hydroacoustic Systems Paddlefish as Potential Acoustic Targets for Abundance Estimates Stocking of Sea Trout, Salmo Trutta, in Lake Veere, South-West Netherlands Seasonal Growth of Atlantic Cod: Effects of Temprature, Feeding, and Reproduction A Comparison of the Contribution of Zooplankton and Nekton Taxa to the Near-Surface Acoustic Structure of Three Turkish Seas Diel Vertical Migration by Juvenile Sockeye Salmon: Empirical Evidence for the Antiredation Window. Tidally Generated Turbulence over the Knight Inlet Sill Changes in the Spatial Distribution of Fishes in Lakes Along a Residential Development Gradient In Situ Acoustic Target Strength of Juvenile Capelin Comparison of Acoustic and Miller High-Speed Sampler Estimates of Larval Abundance in Oneida Lake, New York. Seabird, Fisheries, Marine Mammal, and Oceanographic Investigations Around Kasatochi, Koniuji, and Ulak Islands, August, 1996 A Hydroacoustic Assessment of Fish Biomass at the Freeport Sulphur Mine Artificial Reef. Quantifying Aggregation and Association in Three-Dimensional Landscapes Hydroacoustic Analysis of Fish Populations in Copco and Iron Gate Resevoirs, California Hydroacoustic assessment of the fish stock in Theodorushaven, a small Dutch harbour Pelagic Distribution of Lake Trout (Salvelinus namaycush) in Small Canadian Shield Lakes with Respect to Temprature, Dissolved Oxygen, and Light Vertical Migration of Coregonid Larvae in the First Two Months of Development A New Approach for Surveying Submerged Aquatic Vegetation in Shallow Coastal Waters: Application of Digital Echosounder Technique for Ecosystem Management Mapping Submerged Aquatic Vegetation with GIS in the Caloosahatchee Estuary: Evaluation of Different Interpolation Methods Innovative Techniques for Improved Hydroacoustic Bottom Tracking in Dense Aquatic Vegetation Port San Luis Harbor Hydrographic Study Dredging Effects on Eelgrass (Zostera marina) Distribution in a New England Small Boat Harbor Fish Detection in Rivers with Split-Beam Sonars Campagne comparaison de sondeurs Vertical Migration of Coregonid Larvae in the First Two Months of Development Star - 2000 Cruise Hydroacoustic Assessment of the Abundance of Distribution of Rainbow Smelt in Lake Oahe Hydroacoustic Survey of Williston Resevoir Pilot Study to Estimate Lake Herring Spawner Abundance and Number of Eggs Deposited in a Lake Superior Statistical Grid Statistical Analysis of Acoustic Echoes from Underwater Meadows in the Eutrophic Puck Bay (southern Baltic Sea) Hydrographic Surveying in Dense Aquatic Vegetation A Floating Device for Stationary Hydroacoustic Sampling in Shallow Waters Target Strength of the Common Jellyfish (Aurelia aurita): A Preliminary Experimental Study with a Dual-Beam Acoustic System Acoustical Identification of the Concentration Layer of a Copepod Species, Calanus Euxinus Diel Vertical Migration of Sagitta Setosa as Inferrred Acoustically in the Black Sea Aplicación de un nuevo método para la evaluación censal de la ictiofauna de embalses: hidroacústica digital con haz vertical y horizontal Accuracy and Precision of Hydroacoustic Estimates of Aquatic Vegetation and the Repeatability of Whole-Lake Surveys: Field Tests with a Commercial Echosounder. Whatcom County Submerged Aquatic Vegetation Methods Comparison of Horizontal Acoustic and Purse-Seine Estimates of Salmonid Densities and Sizes in Eleven Wyoming Waters Coral Remote Sensing Workshop - Proceedings and Recommendations Evaluation of Methods to Estimate Lake Herring Spawner Abundance in Lake Superior Variation in Spatial and Temporal Gradients in Zooplankton Spring Development: the Effect of Climatic Factors Three-Dimensional Acoustic Mapping and Simulation of Krill Distribution in the Saguenay-St. Lawrence Marine Park Whale Feeding Ground Fish Stock Assessment Using Marine Acoustics Detection and Oceanographic Characteristics In Java Sea River Plumes as a Source of Large-Amplitude Internal Waves in the Coastal Ocean Strobe Light Deterrent Efficacy Test and Fish Behavior Determination at Grand Coulee Dam Third Powerplant Forebay Report of the Lake Erie Forage Task Group March 2005 Effectiveness of Protection of Seagrass (Posidonia Oceanica,) Populations in Cabrera National Park (Spain) Using geostatistics to quantify seasonal distribution and aggregation patterns of fishes: an example of Atlantic cod (Gadus morhua) Habitat Selection Models for Pacific Sand Lance (Ammodytes Hexapterus) in Prince William Sound, Alaska