Developments in Fish Telemetry

Human Impacts and Fisheries.- Efforts to aid downstream migrating brown trout (Salmo trutta L.) kelts and smolts passing a hydroelectric dam and a spillway.- Walking speed and area utilization of red king crab (Paralithodes camtschaticus) introduced to the Barents Sea coastal ecosystem.- Movements of undersized spotted grunter (Pomadasys commersonnii) in the Great Fish Estuary, South Africa: implications for fisheries management.- Effects of salmon lice infection and salmon lice protection on fjord migrating Atlantic salmon and brown trout post-smolts.- Migration and Behaviour.- Upstream migration of adult chum and pink salmon in the Shibetsu River.- Riverine and early ocean migration and mortality patterns of juvenile steelhead trout (Oncorhynchus mykiss) from the Cheakamus River, British Columbia.- Conventional and EMG telemetry studies of upstream migration and tailrace attraction of adult Atlantic salmon at a hydroelectric installation on the Exploits River, Newfoundland, Canada.- Mid-winter activity and movement of Atlantic salmon parr during ice formation events in a Norwegian regulated river.- Results of satellite tagging of Atlantic bluefin tuna, Thunnus thynnus, off the coast of Ireland.- Fjord migration and survival of wild and hatchery-reared Atlantic salmon and wild brown trout post-smolts.- Hatchery-reared fish have less consistent behavioral pattern compared to wild individuals, exemplified by red tilefish studied using video observation and acoustic telemetry tracking.- Species Conservation and Habitat Rehabilitation.- Sea lamprey (Petromyzon marinus L.) spawning migration in the Vouga river basin (Portugal): poaching impact, preferential resting sites and spawning grounds.- Habitat use and fish activity of landlocked Atlantic salmon and brook charr in anewly developed habitat compensation facility.- Mobility of individual roach Rutilus rutilus (L.) in three weir-fragmented Belgian rivers.- Assessment of a retrofitted downstream fish bypass system for wild Atlantic salmon (Salmo salar) smolts and kelts at a hydroelectric facility on the Exploits River, Newfoundland, Canada.- PIT telemetry as a method to study the habitat requirements of fish populations: application to native and stocked trout movements.- Methodology and New Technology.- Introducing a method for extracting horizontal migration patterns from data storage tags.- Feeding activity and opercular pressure transients in Atlantic salmon (Salmo salar L.): application to feeding management in fish farming.- Laboratory protocol to calibrate sea lamprey (Petromyzon marinus L.) EMG signal output with swimming.- Effects of antenna length and material on output power and detection of miniature radio transmitters.- Comparison between PIT and radio telemetry to evaluate winter habitat use and activity patterns of juvenile Atlantic salmon and brown trout.- Assessment of largemouth bass (Micropterus salmoides) behaviour and activity at multiple spatial and temporal scales utilizing a whole-lake telemetry array.- Techniques for evaluating the spatial behaviour of river fish.- Use of muscle activity indices as a relative measure of well-being in cultured sea bass Dicentrarchus labrax (Linnaeus, 1758).- Efficacy and accuracy of portable PIT-antennae when locating fish in ice-covered streams.- Growth, survival, and tag retention of steelhead trout (O. mykiss) surgically implanted with dummy acoustic tags.