Results 221 to 230 of about 1,204,520 (354)

Brown trout thermal niche and climate change: expected changes in the distribution of cold‐water fish in central Spain

open access: yes, 2016
José M. Santiago   +6 more
semanticscholar   +1 more source

Local environment and sampling bias drive parasite prevalence estimates in freshwater fish communities

open access: yesOikos, Volume 2025, Issue 7, July 2025.
Parasite occurrence and infection estimates vary through time and space, making understanding the underlying drivers highly complex. Comparative studies based on empirical data must consider the factors of variation involved in estimating infection metrics in natural populations to make appropriate and reliable comparisons. Using a multi‐scale approach,
Juliane Vigneault   +2 more
wiley   +1 more source

Longitudinal Variability in the Oxygen Demand of Channel Bed Matrix Sediment in a UK Agricultural Catchment: Implications for Managing the Sediment Problem

open access: yesRiver Research and Applications, Volume 41, Issue 6, Page 1270-1281, July 2025.
ABSTRACT The presence of excess fine‐grained matrix sediment in channel beds can exert an oxygen demand in this critical habitat for fish spawning and invertebrates. Therefore, reducing the oxygen demand of channel bed sediment through targeted intervention may deliver better cost–benefit from catchment management.
S. Pulley, C. Reigate, A. L. Collins
wiley   +1 more source

Early-season brown trout (Salmo trutta) migrants grow and survive better at sea. [PDF]

open access: yesJ Fish Biol, 2022
Jensen AJ   +4 more
europepmc   +1 more source

Managing Isolation: Implementing In‐Stream Barriers to Exclude Introduced Trout From Fragmented Native Freshwater Fish Refuges

open access: yesRiver Research and Applications, Volume 41, Issue 6, Page 1347-1361, July 2025.
ABSTRACT Fish invasions are a key driver of change in freshwater systems, impacting biodiversity and economies. The use of in‐stream barriers to prevent or mitigate such invasions and protect native fish populations, known as isolation management (IM), has been increasingly reported.
Martha E. Jolly   +3 more
wiley   +1 more source

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