Search Results - "Gard, Mark"

Central Valley anadromous salmonid habitat suitability criteria by Gard, Mark

“…Habitat suitability criteria (HSC) are a key information source used in designing habitat restoration projects. Many site-specific HSC have been developed in…”
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Development of habitat suitability criteria for macroinvertebrate community metrics for use in habitat restoration projects by Gard, Mark

“…Community-based macroinvertebrate habitat suitability criteria are needed for two reasons: (1) community-based criteria, such as with macroinvertebrates, are a…”
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Effects of cover and mesohabitat type on the abundance of young-of-the-year Chinook salmon by Gard, Mark, Gallagher, Sean

“…Snorkel surveys were conducted on the Sacramento River to investigate the relative importance of microhabitat and mesohabitat scales on the abundance of young…”
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Interactions between an introduced piscivore and a native piscivore in a California stream by GARD, Mark F

“…Introduced piscivores are replacing native fishes in California and elsewhere. Microhabitat use and abundance of the introduced smallmouth bass and the native…”
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Ontogenetic microhabitat shifts in Sacramento pikeminnow, Ptychocheilus grandis: reducing intraspecific predation by Gard, Mark F.

“…The Sacramento pikeminnow (Ptychocheilus grandis) is a piscivore that will prey on its own young in streams. Microhabitat use by two size classes of juvenile…”
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Comparison of spawning habitat predictions of PHABSIM and River2D models by Gard, Mark

“…This study compared the predictions of two instream flow habitat models, the Physical Habitat Simulation System (PHABSIM) and River2D, with regards to spawning…”
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Demonstration Flow Assessment and 2‐D Modeling: Perspectives Based on Instream Flow Studies and Evaluation of Restoration Projects by Gard, Mark

“…Railsback and Kadvany (2008) make a compelling case for the use of demonstration flow assessments (DFA) for instream flow assessments as a more robust method…”
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Response to Williams (2010) on Gard (2009): Comparison of spawning habitat predictions of PHABSIM and River2D models by Gard, Mark

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Modeling changes in salmon spawning and rearing habitat associated with river channel restoration by Gard, Mark

“…The River2D two-dimensional hydraulic and habitat model was used to simulate fall-run chinook salmon (Oncorhynchus tschawytscha) spawning and fry and juvenile…”
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Spatial and Temporal Distribution of Spawning Events and Habitat Characteristics of Sacramento River Green Sturgeon by Poytress, William R., Gruber, Joshua J., Van Eenennaam, Joel P., Gard, Mark

“…Spawning of the Southern Distinct Population Segment of Green Sturgeon Acipenser medirostris occurs annually within the Sacramento River in California…”
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Variability in flow-habitat relationships as a function of transect number for PHABSIM modelling by Gard, Mark

“…A bootstrap analysis was used to assess the variability in flow–habitat relationships for juvenile and adult rainbow trout (Oncorhynchus mykiss) in the Cache…”
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Contrast of Degraded and Restored Stream Habitat Using an Individual-Based Salmon Model by Railsback, Steven F, Gard, Mark, Harvey, Bret C, White, Jason L, Zimmerman, Julie K. H

“…Stream habitat restoration projects are popular, but can be expensive and difficult to evaluate. We describe inSALMO, an individual-based model designed to…”
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Detecting biological responses to flow management: missed opportunities; future directions by Souchon, Yves, Sabaton, Catherine, Deibel, Robert, Reiser, Dudley, Kershner, Jeffrey, Gard, Mark, Katopodis, Christos, Leonard, Paul, Poff, N. Leroy, Miller, William J, Lamb, Berton Lee

“…The conclusions of numerous stream restoration assessments all around the world are extremely clear and convergent: there has been insufficient appropriate…”
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Modeling changes in salmon spawning and rearing habitat associated with river channel restoration 1 by Gard, Mark

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Applications of New Technologies to Instream Flow Studies in Large Rivers by Gard, Mark, Ballard, Ed

“…An acoustic Doppler current profiler, underwater video system, hand‐held laser range finder and global positioning receiver were used to collect data for…”
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Effects of sediment loads on the fish and invertebrates of a Sierra Nevada river, California by Gard, M F

“…This study examined the effects of sediment loadings from an abandoned hydraulic mining site on potential trout spawning gravels, large aquatic…”
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Biotic and abiotic factors affecting native stream fishes in the South Yuba River, Nevada County, California by Gard, Mark Freeman

“…The South Yuba River has a depleted native fish fauna, with five of the expected nine native fish species absent because of past human abuse of the system…”
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Threatened fishes of the world : Ptychocheilus lucius Girard, 1856 (Cyprinidae) by GARD, M

“…The Colorado Squawfish, Ptychocheilus lucius, is a federally listed endangered fish of California, Colorado, New Mexico, Nevada, Utah, Wyoming, and Arizona…”
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Biotic and abiotic factors affecting native stream fishes in the South Yuba River, Nevada County, California by Gard, Mark Freeman

“…The South Yuba River has a depleted native fish fauna, with five of the expected nine native fish species absent because of past human abuse of the system…”
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