Lees Ferry Sport Fishery

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Trout in Lower Glen Canyon and Grand Canyon	TBD (TBD)	TBD (TBD)

GROUP MEMBERS Trout Ad-Hoc Group News Mercury levels in Glen Canyon trout 2015 News about the declining fish status at Fishery Quick Facts Visitor Use and Experience Visitor Experience as it relates to fisheries, include opportunities to fish for rainbow trout in GCNRA's Glen Canyon Reach, which has been referred to as Blue Ribbon by the State of Arizona, and to fish for rainbow and brown trout and a variety of non-native introduced fish species in the main stem Colrado River and some tributaries in GCNP. Most angling in GCNP occurs in or near Bright Angle Creek and Phantom Ranch, particularly in fall and spring (NPS 2006c) Definition of Blue Ribbon fishery: Definition LINK GCDAMP- Public Outreach- Lees Ferry Trout Fishery HISTORY In 1991 the Arizona Game and Fish stocked large trout instead of fingerling trout to maintain the Lees Ferry trout sport fishery (090711_Minority Report to TWG_FFF_Mark Steffen) POTENTIAL THREATS: Whirling Disease Page

INFORMATION Lees Ferry Anglers Trout Fishery Recommendations State of Arizona Lees Ferry Fish Management Plan Bishop Study and Angler Preferences Reports and Links 2016 Brown Trout Update Lees Ferry Trout Ad Hoc Group Report Lees Ferry Recreational Trout Fishery Management Recommendations: The Voice of Lees Ferry Recreational Anglers, Guides, and Businesses Memo from Scott VanderKooi to TWG Chair Dated 12/9/15, Subject: Technical Review of the Lees Ferry Recreational Trout Fishery Management recommendations [ Natal Origins of Rainbow Trout Project, Years 1-4 (Nov 11 – Dec 15) ] [ Bioenergetic Modeling of Glen Canyon Rainbow Trout Fishery: Exploring effects of temperature, trout population size and biomass on benthic invertebrate consumption ] Long-Term Monitoring of the Lees Ferry Fishery: Update Economic value of angling on the Colorado River at Lees Ferry: Using secondary data to estimate the influence of seasonality Bright Angel Creek Non-Native Trout Reduction, Grand Canyon National Park Prey size and availability limits maximum size of rainbow trout in a large tailwater--insights from a drift-foraging bioenergetics model 2015 GCMRC review of the Lees Ferry Anglers Trout Fishery Recommendations Management Prescription Potential Application of an Individual-Based Model to the Glen Canyon Glen Canyon Tailwater Fishery “Integrating Fish and Channel Mapping State of the Fishery Lees Ferry and Lees Ferry and Marble Canyon Rainbow Trout Update Lees Ferry Recreational Trout Fishery Natal Origins of Rainbow Trout: Glen Canyon and Marble Canyon Drift-Foraging and Bioenergetics Growth Model for Rainbow Trout in the Lees Ferry Tailwater 2014 New Insights on Trout from the Natal Origins Study Modeling Long Term Effects of HFEs on Trout and HBC Natal Origins update 2013 Rainbow trout monitoring update Natal Origins update Diets of trout in Bright Angel Creek Nonnative fish control in GCNP tributaries 2011 Rainbow Trout are less piscivorous than Brown Trout, but since there are more Rainbow than Brown Trout, Rainbows likely consume more native fish than Brown Trout in Grand Canyon Rainbow and Brown Trout disporpotionately prey on native fish "Brown Trout fish consumption rate is 20 times that of Rainbow Trout..." (MYard) Other Stuff Vermillion: Highlights the passion the fishing community has for the Glen Canyon fishery and their love of not only the fishing experience but for the TOTAL experience. VIDEO LINK Arizona Game and Fish Wildlife Views Article titled "Tight Lines at Lees Ferry". Published February 2012 ADDITIONAL LINKS