Island Lake Fishing Report

Last Updated: November 13, 2025

Get the latest Fishing Report, Weather Forecast, and Hydrology for Island Lake in California. Island Lake is a popular fishing destination in California that offers anglers a chance to catch a variety of fish species, including rainbow, brown, and brook trout. Updated daily.


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The area is surrounded by stunning natural beauty, including the nearby John Muir Wilderness and the Ansel Adams Wilderness. Visitors can also go hiking, camping, and wildlife watching in the area. For the best chance of catching fish, it’s recommended to use lures and flies that mimic insects found in the lake. The best time to visit is during the summer months, with average temperatures ranging from 70-80°F.


       
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Area Streamflow Levels

Island LakeNF WILLOW C NR SUGAR PINE CA Preview Nf Willow C Nr Sugar Pine Ca 416cfs
Island LakeMF SAN JOAQUIN R NR MAMMOTH LAKES CA Preview Mf San Joaquin R Nr Mammoth Lakes Ca 13cfs
Island LakeBIG C DIV NR FISH CAMP CA Preview Big C Div Nr Fish Camp Ca 0cfs
Island LakeHOT C A FLUME NR MAMMOTH LAKES CA Preview Hot C A Flume Nr Mammoth Lakes Ca 36cfs
Island LakeSAN JOAQUIN R BL FRIANT CA Preview San Joaquin R Bl Friant Ca 405cfs
Island LakeDEADMAN C A BIG SPRINGS NR CRESTVIEW CA Preview Deadman C A Big Springs Nr Crestview Ca 20cfs

Weather Forecast

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Area Campgrounds

Location Reservations Toilets
Island LakeLimestone Campsite Preview Limestone Campsite
Island LakeTrapper Springs Preview Trapper Springs
Island LakeVoyager Rock Camping Area Preview Voyager Rock Camping Area
Island LakeMarmot Rock Preview Marmot Rock
Island LakeDinkey Creek Preview Dinkey Creek
Island LakeDinkey Creek Campground Preview Dinkey Creek Campground
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Nearby Reservoirs