ProfColinBean
@profcolinbean.bsky.social
Freshwater fish biologist - big on rare species, their ecology and conservation. Also known to dabble in non-native species issues. Personal account and all views are entirely my own. Leantóir Celtic FC 🍀
Reposted by ProfColinBean
Catch-and-release stress in Atlantic salmon shortly before spawning can affect next generation. Offspring show ↓ activity & exploration, & ↑ aggression, all traits that matter during early life. Read here: besjournals.onlinelibrary.wiley.com/doi/10.1002/... Great work from Magadalene Papatheodoulou!
besjournals.onlinelibrary.wiley.com
February 9, 2026 at 8:54 AM
Catch-and-release stress in Atlantic salmon shortly before spawning can affect next generation. Offspring show ↓ activity & exploration, & ↑ aggression, all traits that matter during early life. Read here: besjournals.onlinelibrary.wiley.com/doi/10.1002/... Great work from Magadalene Papatheodoulou!
Global Patterns and Gaps in Research on Salinity Tolerance of Inland Fishes. Fish and Fisheries 1–12. doi.org/10.1111/faf....
Global Patterns and Gaps in Research on Salinity Tolerance of Inland Fishes
Freshwater salinization is an emerging threat impacting approximately one-third of the world's freshwater bodies. However, the salinity tolerance of many inland fishes remains understudied, despite b...
doi.org
February 7, 2026 at 2:23 AM
Global Patterns and Gaps in Research on Salinity Tolerance of Inland Fishes. Fish and Fisheries 1–12. doi.org/10.1111/faf....
A Meta-Analysis on Environmental Triggers of Spawning Migrations Reveals a New Classification of Thermal Guilds in European Freshwater Fishes. Fish and Fisheries 1–18. doi.org/10.1111/faf.....
A Meta‐Analysis on Environmental Triggers of Spawning Migrations Reveals a New Classification of Thermal Guilds in European Freshwater Fishes
Fish migration through river networks is essential for completing life cycles and accessing critical habitats, but fragmentation increasingly disrupts spawning movements. In Europe, over one million ...
doi.org
February 7, 2026 at 2:21 AM
A Meta-Analysis on Environmental Triggers of Spawning Migrations Reveals a New Classification of Thermal Guilds in European Freshwater Fishes. Fish and Fisheries 1–18. doi.org/10.1111/faf.....
Emergence of Atlantic Salmon Fry in Relation to Redd Sediment Infiltration and Dissolved Oxygen in Small Coastal Streams. Fishes 2026, 11, 82. doi.org/10.3390/fish...
doi.org
February 7, 2026 at 1:45 AM
Emergence of Atlantic Salmon Fry in Relation to Redd Sediment Infiltration and Dissolved Oxygen in Small Coastal Streams. Fishes 2026, 11, 82. doi.org/10.3390/fish...
Distribution of Atlantic salmon (Salmo salar) from epipelagic trawling surveys and genetic analysis in Scotland, ICES Journal of Marine Science, Volume 83, Issue 2, February 2026, fsag007, doi.org/10.1093/ices...
Distribution of Atlantic salmon (Salmo salar) from epipelagic trawling surveys and genetic analysis in Scotland
Abstract. This study investigates the spatial distribution and migratory patterns of Atlantic salmon (Salmo salar) post-smolts in the coastal waters of the
doi.org
February 7, 2026 at 1:41 AM
Distribution of Atlantic salmon (Salmo salar) from epipelagic trawling surveys and genetic analysis in Scotland, ICES Journal of Marine Science, Volume 83, Issue 2, February 2026, fsag007, doi.org/10.1093/ices...
Non-native pink salmon Oncorhynchus gorbuscha carcasses benefit native benthic macroinvertebrates. Journal of Fish Biology, 1–13. doi.org/10.1111/jfb....
Non‐native pink salmon Oncorhynchus gorbuscha carcasses benefit native benthic macroinvertebrates
The invasion of the North Atlantic by pink salmon Oncorhynchus gorbuscha has raised concerns regarding their impact on coastal rivers. Although the influence of marine-derived nutrients from returnin....
doi.org
February 7, 2026 at 1:38 AM
Non-native pink salmon Oncorhynchus gorbuscha carcasses benefit native benthic macroinvertebrates. Journal of Fish Biology, 1–13. doi.org/10.1111/jfb....
Status assessment and recovery potential of Denmark´s only freshwater pearl mussel (Margaritifera margaritifera) population in the Varde River system doi.org/10.1016/j.ge...
Last living specimen was found in the Varde River in 1995, none found in this study.
Last living specimen was found in the Varde River in 1995, none found in this study.
Redirecting
doi.org
January 29, 2026 at 3:47 PM
Status assessment and recovery potential of Denmark´s only freshwater pearl mussel (Margaritifera margaritifera) population in the Varde River system doi.org/10.1016/j.ge...
Last living specimen was found in the Varde River in 1995, none found in this study.
Last living specimen was found in the Varde River in 1995, none found in this study.
Rethinking community-weighted means: why geometric averages matter. Oikos e12190. doi.org/10.1002/oik....
Rethinking community‐weighted means: why geometric averages matter
Community-weighted means (CWMs) are central metrics in trait-based ecology, widely used to link species' traits to community assembly and ecosystem function. Traditionally, CWMs are calculated as com...
doi.org
January 28, 2026 at 9:12 PM
Rethinking community-weighted means: why geometric averages matter. Oikos e12190. doi.org/10.1002/oik....
Ecosystem Engineering by Mussels (Margaritifera margaritifera) Influences the Behaviour of Their Host Fish Brown Trout (Salmo trutta) Under Various Flows. Freshwater Biology 71, no. 1: e70169. doi.org/10.1111/fwb.....
Ecosystem Engineering by Mussels (Margaritifera margaritifera) Influences the Behaviour of Their Host Fish Brown Trout (Salmo trutta) Under Various Flows
Ecosystem engineers modify habitats in many ways with consequences for other species. Aggregations of autogenic ecosystem engineers in lotic systems, such as unionid mussels, can increase habitat ...
doi.org
January 28, 2026 at 9:09 PM
Ecosystem Engineering by Mussels (Margaritifera margaritifera) Influences the Behaviour of Their Host Fish Brown Trout (Salmo trutta) Under Various Flows. Freshwater Biology 71, no. 1: e70169. doi.org/10.1111/fwb.....
Quantification of Piscivorous Predator Presence in a Beaver Castor fiber Modified Freshwater Ecosystem. Freshwater Biology 71, no. 1: e70165. doi.org/10.1111/fwb.....
doi.org
January 28, 2026 at 9:07 PM
Quantification of Piscivorous Predator Presence in a Beaver Castor fiber Modified Freshwater Ecosystem. Freshwater Biology 71, no. 1: e70165. doi.org/10.1111/fwb.....
Using Habitat Quality Indicators to Evaluate the Success of Freshwater Habitat Improvements. Environmental Reviews. Just-IN doi.org/10.1139/er-2...
Canadian Science Publishing
doi.org
January 28, 2026 at 9:01 PM
Using Habitat Quality Indicators to Evaluate the Success of Freshwater Habitat Improvements. Environmental Reviews. Just-IN doi.org/10.1139/er-2...
Brook Trout Thermal Habitat Selection in Stratified Lakes: Diel Patterns, Body Size, and the Importance of Thermal Time. Canadian Journal of Zoology. Just-IN doi.org/10.1139/cjz-...
Canadian Science Publishing
doi.org
January 28, 2026 at 8:59 PM
Brook Trout Thermal Habitat Selection in Stratified Lakes: Diel Patterns, Body Size, and the Importance of Thermal Time. Canadian Journal of Zoology. Just-IN doi.org/10.1139/cjz-...
Development of multi-species qPCR assays for a nanofluidic transcriptional profiling chip to assess responses of salmonids to changing environments. Canadian Journal of Fisheries and Aquatic Sciences. Just-IN doi.org/10.1139/cjfa...
Canadian Science Publishing
doi.org
January 28, 2026 at 8:54 PM
Development of multi-species qPCR assays for a nanofluidic transcriptional profiling chip to assess responses of salmonids to changing environments. Canadian Journal of Fisheries and Aquatic Sciences. Just-IN doi.org/10.1139/cjfa...
Spatial variation of trophic transfer efficiency in a large lake. Canadian Journal of Fisheries and Aquatic Sciences. Just-IN doi.org/10.1139/cjfa...
Spatial variation of trophic transfer efficiency in a large lake
Lake Erie is among the largest lakes on the planet and contains three basins that vary in limnological and biological characteristics. Here, we investigate how the structure and function of the Lake E...
doi.org
January 28, 2026 at 8:54 PM
Spatial variation of trophic transfer efficiency in a large lake. Canadian Journal of Fisheries and Aquatic Sciences. Just-IN doi.org/10.1139/cjfa...
Implantation with a novel micro-acoustic tag impairs aerobic metabolism of postmetamorphic sea lamprey. Canadian Journal of Fisheries and Aquatic Sciences. Just-IN doi.org/10.1139/cjfa...
Implantation with a novel micro-acoustic tag impairs aerobic metabolism of postmetamorphic sea lamprey
One of the challenges in managing the invasion of sea lamprey in the Laurentian Great Lakes is understanding the early behaviour of parasitic juveniles. The eel-and-lamprey acoustic tag (ELAT; 12mm × ...
doi.org
January 28, 2026 at 8:51 PM
Implantation with a novel micro-acoustic tag impairs aerobic metabolism of postmetamorphic sea lamprey. Canadian Journal of Fisheries and Aquatic Sciences. Just-IN doi.org/10.1139/cjfa...
A 20-year study examining the effects of salmon lice on the return rate, time at sea, and marine growth of sea trout migrating from the river Shieldaig in Scotland, ICES Journal of Marine Science, Volume 83, Issue 1, January 2026, fsag001, doi.org/10.1093/ices...
pendingpublications
Pending Publication
doi.org
January 28, 2026 at 8:41 PM
A 20-year study examining the effects of salmon lice on the return rate, time at sea, and marine growth of sea trout migrating from the river Shieldaig in Scotland, ICES Journal of Marine Science, Volume 83, Issue 1, January 2026, fsag001, doi.org/10.1093/ices...
Identifying the critical elements for a next generation of climate vulnerability assessments for fisheries, Fisheries, 2026;, vuaf133, doi.org/10.1093/fshm...
Identifying the critical elements for a next generation of climate vulnerability assessments for fisheries
ABSTRACT. The biological impacts of climate change on ocean ecosystems and fisheries are an increasing global concern, influencing fish distribution, pheno
doi.org
January 28, 2026 at 8:36 PM
Identifying the critical elements for a next generation of climate vulnerability assessments for fisheries, Fisheries, 2026;, vuaf133, doi.org/10.1093/fshm...
Origins of stocked and wild Chinook Salmon in sport fisheries suggest extensive interjurisdictional movement and natural reproduction in Lakes Michigan and Huron, North American Journal of Fisheries Management, 2026;, vqaf104, doi.org/10.1093/najf...
Origins of stocked and wild Chinook Salmon in sport fisheries suggest extensive interjurisdictional movement and natural reproduction in Lakes Michigan and Huron
ABSTRACTObjective. Chinook Salmon Oncorhynchus tshawytscha have been stocked continuously in Lakes Michigan and Huron since the 1960s by state agencies and
doi.org
January 28, 2026 at 8:33 PM
Origins of stocked and wild Chinook Salmon in sport fisheries suggest extensive interjurisdictional movement and natural reproduction in Lakes Michigan and Huron, North American Journal of Fisheries Management, 2026;, vqaf104, doi.org/10.1093/najf...
Refining indices of risk from salmonid hatcheries, North American Journal of Fisheries Management, 2026;, vqaf110, doi.org/10.1093/najf...
Refining indices of risk from salmonid hatcheries
ABSTRACTObjectives. The risk to wild populations from domestication selection in hatcheries is commonly indexed with estimates of the proportion of hatcher
doi.org
January 28, 2026 at 8:31 PM
Refining indices of risk from salmonid hatcheries, North American Journal of Fisheries Management, 2026;, vqaf110, doi.org/10.1093/najf...
How useful is underwater video as a fisheries assessment tool in temperate freshwater ecosystems?, Transactions of the American Fisheries Society, 2025;, vnaf057, doi.org/10.1093/tafa...
How useful is underwater video as a fisheries assessment tool in temperate freshwater ecosystems?
ABSTRACTObjective. Remote underwater video (RUV) is a noninvasive survey technique that has long been used in marine ecosystems and is now gaining interest
doi.org
January 28, 2026 at 8:29 PM
How useful is underwater video as a fisheries assessment tool in temperate freshwater ecosystems?, Transactions of the American Fisheries Society, 2025;, vnaf057, doi.org/10.1093/tafa...
Estimating Northern Pike population dynamics and capture probability by recreational angling using spatial capture–recapture models in a Baltic Sea spawning area, Transactions of the American Fisheries Society, 2025;, vnaf053, doi.org/10.1093/tafa...
Estimating Northern Pike population dynamics and capture probability by recreational angling using spatial capture–recapture models in a Baltic Sea spawning area
ABSTRACTObjective. Coastal populations of Northern Pike Esox lucius in the Baltic Sea are declining in both abundance and individual size. Management measu
doi.org
January 28, 2026 at 8:29 PM
Estimating Northern Pike population dynamics and capture probability by recreational angling using spatial capture–recapture models in a Baltic Sea spawning area, Transactions of the American Fisheries Society, 2025;, vnaf053, doi.org/10.1093/tafa...
First European Interlaboratory Ring Test Study to Detect DNA of Crayfish and the Crayfish Plague Pathogen From Water Samples. Environmental DNA 8, no. 1: e70238. doi.org/10.1002/edn3....
doi.org
January 28, 2026 at 8:18 PM
First European Interlaboratory Ring Test Study to Detect DNA of Crayfish and the Crayfish Plague Pathogen From Water Samples. Environmental DNA 8, no. 1: e70238. doi.org/10.1002/edn3....
Best Practice Guidelines for Targeted Environmental DNA-Based Proficiency Testing in Non-Regulatory Contexts. Environmental DNA 8, no. 1: e70189. doi.org/10.1002/edn3....
doi.org
January 28, 2026 at 8:18 PM
Best Practice Guidelines for Targeted Environmental DNA-Based Proficiency Testing in Non-Regulatory Contexts. Environmental DNA 8, no. 1: e70189. doi.org/10.1002/edn3....
Brown Trout Abundance in Boreal Streams With Large Wood. Ecology of Freshwater Fish 35, no. 2: e70040. doi.org/10.1111/eff.....
Brown Trout Abundance in Boreal Streams With Large Wood
Large wood has been found to be a crucial component in riverine ecosystems. However, due to the heavy channelization of rivers and intensive forestry practices over the past few decades, the amount o....
doi.org
January 28, 2026 at 8:11 PM
Brown Trout Abundance in Boreal Streams With Large Wood. Ecology of Freshwater Fish 35, no. 2: e70040. doi.org/10.1111/eff.....
Recompression Improves Release Success in Pollack (Pollachius pollachius): A Step Towards Assessing Post Release Mortality in a Recreational Fishery. Fisheries Management and Ecology 1–13. doi.org/10.1111/fme.....
Recompression Improves Release Success in Pollack (Pollachius pollachius): A Step Towards Assessing Post Release Mortality in a Recreational Fishery
The recreational fishery for pollack (Pollachius pollachius) in the northeast Atlantic is impacted by the species' high sensitivity to barotrauma. When captured at depth and brought to the surface, g....
doi.org
January 25, 2026 at 12:10 AM
Recompression Improves Release Success in Pollack (Pollachius pollachius): A Step Towards Assessing Post Release Mortality in a Recreational Fishery. Fisheries Management and Ecology 1–13. doi.org/10.1111/fme.....