August Journal 2020; June Journal 2020; March Fishing Journal 2020;. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Most maps are in color and show lake depth with contours. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. Go & Do. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Different colors in each bar represent the catch per net of that size group of fish. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Nearby, a scenic gorge, dolomite caves and natural wetlands add to the popularity of this recreation area. EZWebCenter. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Fishing Forecast. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Cowan Lake Angler Survey; Rocky Fork Lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Reports ⓿ . Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. An official State of Ohio site. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Popular with boaters and water skiers, the 2,080-acre lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Discover & Learn. Cowan Lake Angler Survey; Rocky Fork Lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. ohio. Fishing Forecast. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Rocky Fork Lake Crappie trap netting catch rates broken down by size groups compared to the district 5 and statewide average catch rates. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. 84 posts · Joined 2018. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Home. Fishing Forecast. Skip to Navigation Skip to Main Content Ohio Department. Cowan Lake Angler Survey; Rocky Fork Lake. The region’s natural beauty can be enjoyed along the park’s hiking trails or from the water. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. 0 5 10 15 20 25 30 35 40 2013 2016 District 5 Average Statewide Average t) Rocky Fork Crappie Trapnet Results <7" 7-9" 9-11. Cowan Lake Angler Survey; Rocky Fork Lake. No horsepower restrictions on this lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Notify Me. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. We caught 3 saugeye, 1 bluegill, 3 white bass, 3 largemouth, 4 ring perch and maybe 25 crappie. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. Fishing Forecast. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Go & Do. Cowan Lake Angler Survey; Rocky Fork Lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. . On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. Fishing Forecast. Use the fishing reports and forecasts below to help you plan for fishing success! Rocky Fork Lake Largemouth Bass electrofishing catch rates broken down by size groups compared to the district 5 and statewide average catch rates. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Cowan Lake Angler Survey; Rocky Fork Lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. These lakes do not allow motorized boats: Campbell Lakes (Great Parks of Hamilton County) - no sailboats allowed. Cowan Lake Angler Survey; Rocky Fork Lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. rocky fork fork fishing and and camping. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. Since Salt fork is north of I-70 and east of I-77, does it qualify as Northeast Ohio? Well,asking in here anyways. Cowan Lake Angler Survey; Rocky Fork Lake. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Skip to Navigation Skip to Main Content Ohio Department. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Go & Do. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. Different colors in each bar represent the catch per net of that size group of fish. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Cowan Lake Angler Survey; Rocky Fork Lake. Other facilities such as parking, boat ramps, restrooms, etc. Fishing Forecast. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. . Fishing Forecast. Fishing Forecast. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. Lots of steep banks and water around 2-4 ft vis in the summer based on where you are in the lake. Discover & Learn. Cowan Lake Angler Survey; Rocky Fork Lake. Fishing Forecast. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. Discover & Learn. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. Rocky Fork Lake Crappie trap netting catch rates broken down by size groups compared to the district 5 and statewide average catch rates. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Rocky Fork Lake Largemouth Bass electrofishing catch rates broken down by size groups compared to the district 5 and statewide average catch rates. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Prior to impoundment, the present lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. #2 · Aug 24, 2019 I was on Rocky Fork yesterday for 4 hrs and not one Saugeye, only 3 white bass. Learn More about Rocky Fork LakeMethods of Fishing and Best Fishing Sites: Largemouth bass are taken on driving and surface lures, plastic worms, jigs and live worms around fallen trees and stumps along rocky shorelines and in bays. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. 1862, -83. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Cowan Lake Angler Survey; Rocky Fork Lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Printable Rocky Fork Lake fishing map located near Southwest Ohio showing boat ramp. Tunkwa Lake Resort offers monthly rainbow trout fishing reports for Tunkwa Lake and Leighton Lake. November 14, 2023 rocky fork lake Fishing Report. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Menu. This link will open in a new window. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. Fishing Forecast. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. August 10, 2021. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. wildinfo@dnr. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. Fishing Forecast. Fishing spots and baits to use at Rocky Fork Lake? View our maps and read detailed fishing reports from nearby anglers. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Caney Fork River fishing report by Rocky Top Anglers. Indian Lake: Is located in Logan County near Bellfontaine and is one of Ohio’s best saugeye. Fishing Forecast. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. , Bldg G | Columbus, Ohio 43229-6693. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Discover & Learn. Fishing Forecast. Lake Fishing Information: Rocky Fork Lake is one of the most popular fishing lakes in Ohio. Fishing Forecast. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Fishing Forecast. Bass, walleye muskie and catfish are some of the more popular fish species at Rocky Fork Lake. Fishing Forecast. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. I took a trip out to Rocky Fork today with a friend. Here’s how you know learn-more. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. Skip to Navigation Skip to Main Content Ohio Department. Weekly. During this time of year on Rocky Fork Lake, fish can be found in Fall/Winter patterns. MPO@dfo-mpo. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Fishing Forecast. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. Fishing Forecast. Fishing Forecast. Fishing Forecast. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. Fishing Forecast. Fishing reports and forecasts to help you plan for walleye fishing success this winter! IBM WebSphere Portal. Total number of estimated angler hours fished per weekend day, percent of anglers targeting each group of fish, and the average number of fish caught per hour from anglers targeting each group of fish at Rocky Fork Lake in 2018. Fishing Forecast. Menu. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. #6 · Sep 4, 2019. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. On March 18 th, Langford Lake received 2,000 trout averaging 245 grams in size. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Cowan Lake Angler Survey; Rocky Fork Lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. An official State of Ohio site. Cowan Lake Angler Survey; Rocky Fork Lake. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. It is located in Highland County and covers 1,954 acres. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Fishing Forecast. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. S. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Menu. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. #2 · Jul 12, 2020. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Cowan Lake Angler Survey; Rocky Fork Lake. Cowan Lake Angler Survey; Rocky Fork Lake. The lake looks like a bass fishing dream, however it gets crushed daily with lots of bass tourneys so its a grind alot of times even when your fishing what looks. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Cowan Lake Angler Survey; Rocky Fork Lake. Lake Launch Ramp Time Results; 04/13/2024: Rocky Fork: East Shore Marina Ramp: 7:00 am - 3:00 pm: N/A:. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Home. Rocky Fork State Park is a paradise for outdoor enthusiasts in southwest Ohio. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Recent surveys at Rocky Fork Lake show a strong distribution of largemouth bass, with the majority ranging from 12 to 18 inches with fish up to 22 inches observed. Cowan Lake Angler Survey; Rocky Fork Lake. Rocky Fork Lake Choose a top technique based upon Rocky Fork Lake Reports filed by local anglers. Cowan Lake Angler Survey; Rocky Fork Lake. Go & Do. Here’s how you know learn-more. Fishing Forecast. Cowan Lake Angler Survey; Rocky Fork Lake. On average it takes 3 years for a largemouth to reach 12 inches and 5 years for 15 inches. Fishing Forecast. Fishing Forecast.