Search Results - "Stanford, Jack A."

Kodiak brown bears surf the salmon red wave: direct evidence from GPS collared individuals by Deacy, William, Leacock, William, Armstrong, Jonathan B., Stanford, Jack A.

“…A key constraint faced by consumers is achieving a positive energy balance in the face of temporal variation in foraging opportunities. Recent work has shown…”
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Ancient and methane-derived carbon subsidizes contemporary food webs by DelVecchia, Amanda G., Stanford, Jack A., Xu, Xiaomei

“…While most global productivity is driven by modern photosynthesis, river ecosystems are supplied by locally fixed and imported carbon that spans a range of…”
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Riverine flood plains: present state and future trends by Tockner, Klement, Stanford, Jack A.

“…Natural flood plains are among the most biologically productive and diverse ecosystems on earth. Globally, riverine flood plains cover > 2 × 106 km2, however,…”
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River flood plains are model ecosystems to test general hydrogeomorphic and ecological concepts by Tockner, Klement, Lorang, Mark S, Stanford, Jack A

“…A major challenge in ecology is to link patterns and processes across different spatial and temporal scales. Flood plains are ideal model ecosystems to study…”
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Remarkable anoxia tolerance by stoneflies from a floodplain aquifer by Malison, Rachel L., Ellis, Bonnie K., Delvecchia, Amanda G., Jacobson, Hailey, Hand, Brian K., Luikart, Gordon, Arthur Woods, H., Gamboa, Maribet, Watanabe, Kozo, Stanford, Jack A.

“…Alluvial aquifers are key components of river floodplains and biodiversity worldwide, but they contain extreme environmental conditions and have limited…”
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Long-term effects of a trophic cascade in a large lake ecosystem by Ellis, Bonnie K., Stanford, Jack A., Goodman, Daniel, Stafford, Craig P., Gustafson, Daniel L., Beauchamp, David A., Chess, Dale W., Craft, James A., Deleray, Mark A., Hansen, Barry S., Carpenter, Stephen R.

“…Introductions or invasions of nonnative organisms can mediate major changes in the trophic structure of aquatic ecosystems. Here we document multitrophic level…”
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Performance of salmon fishery portfolios across western North America by Griffiths, Jennifer R, Schindler, Daniel E, Armstrong, Jonathan B, Scheuerell, Mark D, Whited, Diane C, Clark, Robert A, Hilborn, Ray, Holt, Carrie A, Lindley, Steven T, Stanford, Jack A, Volk, Eric C, Angeler, David

“…Quantifying the variability in the delivery of ecosystem services across the landscape can be used to set appropriate management targets, evaluate resilience…”
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Variation in spawning phenology within salmon populations influences landscape‐level patterns of brown bear activity by Deacy, William W., Leacock, William B., Stanford, Jack A., Armstrong, Jonathan B.

“…Animal consumers track spatial variation in resource phenology (i.e., resource waves) to prolong their access to ephemeral foods. While recent work has…”
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Thinking outside the channel: modeling nitrogen cycling in networked river ecosystems by Helton, Ashley M, Poole, Geoffrey C, Meyer, Judy L, Wollheim, Wilfred M, Peterson, Bruce J, Mulholland, Patrick J, Bernhardt, Emily S, Stanford, Jack A, Arango, Clay, Ashkenas, Linda R, Cooper, Lee W, Dodds, Walter K, Gregory, Stanley V, Hall, Robert O, Hamilton, Stephen K, Johnson, Sherri L, McDowell, William H, Potter, Jody D, Tank, Jennifer L, Thomas, Suzanne M, Valett, H Maurice, Webster, Jackson R, Zeglin, Lydia

“…Agricultural and urban development alters nitrogen and other biogeochemical cycles in rivers worldwide. Because such biogeochemical processes cannot be…”
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Scaling flow path processes to fluvial landscapes: An integrated field and model assessment of temperature and dissolved oxygen dynamics in a river-floodplain-aquifer system by Helton, Ashley M., Poole, Geoffrey C., Payn, Robert A., Izurieta, Clemente, Stanford, Jack A.

“…Biogeochemical cycling within river ecosystems is strongly influenced by geomorphic and hydrologic dynamics. To scale point observations of temperature and…”
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Floodplain succession and soil nitrogen accumulation on a salmon river in southwestern Kamchatka by Morris, Michael R, Stanford, Jack A

“…We documented riparian primary succession on an expansive floodplain (Kol River, Kamchatka, Russian Federation) that receives large nitrogen subsidies from…”
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Do beaver dams reduce habitat connectivity and salmon productivity in expansive river floodplains? by Malison, Rachel L, Kuzishchin, Kirill V, Stanford, Jack A

“…Beaver have expanded in their native habitats throughout the northern hemisphere in recent decades following reductions in trapping and reintroduction efforts…”
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Long-term atmospheric deposition of nitrogen, phosphorus and sulfate in a large oligotrophic lake by Ellis, Bonnie K, Craft, James A, Stanford, Jack A

“…We documented significantly increasing trends in atmospheric loading of ammonium (NH4) and nitrate/nitrite (NO2/3) and decreasing trends in total phosphorus…”
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A time-lapse photography method for monitoring salmon (Oncorhynchus spp.) passage and abundance in streams by Deacy, William W, Leacock, William B, Eby, Lisa A, Stanford, Jack A

“…Accurately estimating population sizes is often a critical component of fisheries research and management. Although there is a growing appreciation of the…”
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Habitat Heterogeneity and Associated Microbial Community Structure in a Small-Scale Floodplain Hyporheic Flow Path by Lowell, Jennifer L, Gordon, Nathan, Engstrom, Dale, Stanford, Jack A, Holben, William E, Gannon, James E

“…The Nyack floodplain is located on the Middle Fork of the Flathead River, an unregulated, pristine, fifth-order stream in Montana, USA, bordering Glacier…”
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Phenological synchronization disrupts trophic interactions between Kodiak brown bears and salmon by Deacy, William W., Armstrong, Jonathan B., Leacock, William B., Robbins, Charles T., Gustine, David D., Ward, Eric J., Erlenbach, Joy A., Stanford, Jack A.

“…Climate change is altering the seasonal timing of life cycle events in organisms across the planet, but the magnitude of change often varies among taxa…”
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Relative influences of the river channel, floodplain surface, and alluvial aquifer on simulated hydrologic residence time in a montane river floodplain by Helton, Ashley M., Poole, Geoffrey C., Payn, Robert A., Izurieta, Clemente, Stanford, Jack A.

“…Current methods for characterizing the influence of geomorphic structure on river processes are not well suited for study of large rivers with extensive…”
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Microbial respiration within a floodplain aquifer of a large gravel-bed river by Craft, James A., Stanford, Jack A., Pusch, Martin

“…1. Aerobic respiration, productivity and the carbon turnover rate of microbial biofilms were determined at hyporheic and phreatic sites in the Kalispell Valley…”
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Landscape Connectivity and Genetic Structure in a Mainstem and a Tributary Stonefly (Plecoptera) Species Using a Novel Reference Genome by Malison, Rachel L, Hand, Brian K, Winter, Emily, Giersch, J Joseph, Amish, Stephen J, Whited, Diane, Stanford, Jack A, Luikart, Gordon

“…Abstract Understanding how environmental variation influences population genetic structure can help predict how environmental change influences population…”
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Genomic data reveal similar genetic differentiation in aquifer species with different dispersal capabilities and life histories by Jordan, Steve, Hand, Brian K, Hotaling, Scott, Delvecchia, Amanda G, Malison, Rachel, Nissley, Clark, Luikart, Gordon, Stanford, Jack A

“…Abstract Little is known about the life histories, genetic structure and population connectivity of shallow groundwater organisms. We used next-generation…”
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