Foodscapes for salmon and other mobile consumers in river networks

GJ Rossi, JR Bellmore, JB Armstrong, C Jeffres… - …, 2024 - academic.oup.com
Mobile consumers track fluctuating resources across heterogeneous landscapes to grow
and survive. In river networks, the abundance and accessibility of food and the energetic …

Assessing climate change impacts on North American freshwater habitat of wild Atlantic salmon-urgent needs for collaborative research

CA Gillis, V Ouellet, C Breau, D Frechette… - Canadian Water …, 2023 - Taylor & Francis
Climate change and human activities have dramatically affected all ecosystems inhabited by
Atlantic salmon, causing drastic population declines. Change in river temperature dynamics …

The salmonid and the subsurface: Hillslope storage capacity determines the quality and distribution of fish habitat

DN Dralle, G Rossi, P Georgakakos, WJ Hahm… - …, 2023 - Wiley Online Library
Water in rivers is delivered via the critical zone (CZ)—the living skin of the Earth, extending
from the top of the vegetation canopy through the soil and down to fresh bedrock and the …

Reduced Streamflow From Water Diversion Alters Stream Ecology and Fish Behavior

SJ Rhoades, TJ Caldwell… - River Research and …, 2024 - Wiley Online Library
Understanding invertebrate and fish responses to altered streamflows is important for water
management that balances ecological function and societal needs. We studied the impacts …

Seventy years of diminishing biocomplexity of California Central Valley hatchery steelhead, Oncorhynchus mykiss

ER Huber, RE Ryan, RC Johnson… - Canadian Journal of …, 2024 - cdnsciencepub.com
The California Central Valley steelhead (Oncorhynchus mykiss) has declined precipitously
since Euro-American colonization and has been listed as threatened under the United …

Methodological influence on detecting temperature effects on growth variability in juvenile Atlantic salmon

JMO Matte, GJR Dauphin, A St-Hilaire, CA Gillis… - … Biology of Fishes, 2024 - Springer
In the context of warming freshwater habitats, protection of Atlantic salmon populations
requires an understanding of the effects of temperature on somatic growth during the …

Trout bioenergetics as a process‐based tool to estimate ecological risk in a regulated river

SJ Rhoades, TJ Caldwell, S McBain… - JAWRA Journal of …, 2024 - Wiley Online Library
Bioenergetics models produce quantitative flow‐ecology relationships that summarize
changes in habitat and food resources from altered flows. We used a drift‐foraging …

Flow augmentation from off‐channel storage improves salmonid habitat and survival

GJ Rossi, M Obedzinski, S Pneh… - … American Journal of …, 2023 - Wiley Online Library
Abstract Objective In the western United States, juvenile salmon Oncorhynchus spp. and
steelhead O. mykiss are especially vulnerable to streamflow depletion in the dry season …

Resilience of an endangered salmon complex: understanding the relationships between habitat heterogeneity, environmental variability, and population diversity

R Ryan - 2024 - search.proquest.com
Habitat heterogeneity, defined by spatial variation in local environmental conditions, fosters
variation in organism traits and life history strategies, which in turn can stabilize populations …

[HTML][HTML] Salmon and the Subsurface

D Dralle, G Rossi, P Georgakakos, J Hahm, D Rempe… - californiawaterblog.com
You've probably noticed that some streams flow year-round while others are seasonally dry,
despite receiving similar amounts of rainfall. Through a recent NSF-funded effort (“Eel River …