Sirny's Guide Service takes you around the rivers of Wisconsin for a fine fishing action aboard his boat. If you want to experience something unique, then these trips are the ones for you! The scenery is beautiful, the boat is quiet and spacious, our guide has an impressive knowledge of fish life in these rivers.&nbsp;Your Captain for the day is Cody Sirny who loves sharing his passion for fishing and has what it takes to make your trip productive. He fished these waters far and beyond and knows how to put you on fish. Whether it’s Muskies or Northern Pike, you’ll likely have a fun day on the water you’ll long remember.&nbsp;If you’ve never gone musky fishing before and would like to give it a try, do not feel discouraged! Captain Cody Sirny is well-versed in fishing for these fish. He knows the local waters well and has a feel for where the fish are likely to be found.&nbsp;For certain kinds of fish, in specific areas, and at certain times of the year, you will meet with Captain Cody at one of the numerous locations where he guides fishing trips. He fishes several freshwater spots near Mosinee, including the Wisconsin River, but also in the areas of&nbsp;Wausau, Tomahawk, Wild Rose, Minocqua, and Eagle River. Some of the fish species you can target in these areas include Muskies, Northern Pike, Walleye, Crappies, Perch, Smallmouth Bass, Blue Gill, and many more!&nbsp;You will be fishing from a 20’ Aluminum boat that was built in 2021. She can carry up to four anglers, and she is well-equipped for any fishing trip. She will take you downriver into remote areas where the fish are plentiful. All necessary fishing equipment and safety gear will be provided for you on the boat.&nbsp;When you’re packing for the trip, make sure to bring a&nbsp;valid fishing license, weather-appropriate clothing, polarized sunglasses, and a cooler to keep your catch fresh until you get home. We would value a cheerful outlook with the willingness to try new techniques and willingness to learn.&nbsp;Explore the captivating waters of Wisconsin with Sirny's Guide Service and dip and sip your way to the best-tasting piece of fish! Sirny's Guide Service offers more than just a fishing trip - it's an opportunity to immerse yourself in the natural beauty of Wisconsin. Join our fishing trips!&nbsp;

Muskellunge

Epic Half-Day Wisconsin Musky Trip with First-Time Catchers

Such an awesome night was had, last night i had the pleasure of sharing the boat with the boys from N.C. 
It was pretty epic to say the least. Congrats to both Nick and Nick on their first Muskys ever.   
We ended the half day trip with 3 musky in the net and a mess of crappie in the livewell. Thanks for a fun night out guys. 

EPSG:4269

Angler fishing in Mosinee, best great catch

10 fish caught in Mosinee during a fishing trip

Muskellunge caught in Mosinee during fishing trip

Muskellunge caught in Mosinee during fishing

8 Muskellunge and Walleye fishing in Mosinee

Wisconsin Fishing for Muskie, Walleye, Bass, Panfish and Catfish

"Keep calm and figure eight" -Captain Cody 

Book a Wisconsin Muskie, Walleye, Bass and Crappie Fishing Trip with Pro Guide, Cody Sirny and Sirny's Guide Service. Anglers of all ages and skill levels welcome!

Sirny's Guide Service, led by Captain Cody Sirny, is your premier destination for Wisconsin fishing adventures. With years of experience as a fishing guide, Captain Cody specializes in a variety of fishing techniques, including ice fishing, river fishing, and walleye fishing in Wisconsin. Whether you're a seasoned angler or a beginner, our tailored fishing trips provide an unforgettable experience on the beautiful waters of Wisconsin. We pride ourselves on our in-depth knowledge of local fishing spots and our commitment to helping you reel in the catch of a lifetime. At Sirny's Guide Service, we understand that every fishing trip is unique. Our guided services cater to individuals, families, and groups, ensuring everyone has the opportunity to enjoy the thrill of fishing. From the excitement of walleye fishing in Wisconsin’s pristine lakes to the serene experience of river fishing, we offer a diverse range of fishing experiences year-round. Join us for an adventure that combines expert guidance with the natural beauty of Wisconsin's waterways, and create memories that will last a lifetime!

Captain Cody Sirny is the heart of Sirny’s Guide Service, bringing years of hands-on experience and a lifelong love of fishing to every trip. Growing up in Wisconsin, Cody developed a deep connection to the region’s lakes and rivers—learning their rhythms, seasonal patterns, and the habits of local fish species. His calm, friendly demeanor instantly puts guests at ease, whether they’re first-time anglers or seasoned pros, and his goal is always the same: to share the joy of fishing while helping others build confidence and skill on the water. Known for his professionalism and deep respect for nature, Captain Cody takes pride in providing more than just a day of fishing. His trips are about learning, connecting, and experiencing the outdoors the way it’s meant to be enjoyed. From explaining subtle changes in water temperature to teaching effective casting techniques, Cody enjoys sharing his expertise in a way that’s approachable and engaging. Guests appreciate his patience, sense of humor, and ability to make every trip feel personal and rewarding. Captain Cody’s guiding philosophy centers on safety, respect for the environment, and creating memorable experiences for everyone on board. He ensures each guest feels comfortable and confident before heading out, offering guidance that balances both fun and education. His dedication to providing a safe, organized, and enjoyable experience has earned him a loyal following among anglers who return year after year. When you fish with Captain Cody, you’re not just joining a trip—you’re learning from someone who truly understands and loves Wisconsin’s waters. The BoatCaptain Cody’s 20-foot motorboat, powered by a 150-horsepower Suzuki engine, was designed with both performance and comfort in mind. Built in 2021 and maintained to the highest standards, the vessel can comfortably accommodate up to four guests while delivering smooth rides and quick access to prime fishing spots across Wisconsin’s lakes and rivers. Outfitted with modern gear and safety equipment, it provides a secure, efficient, and enjoyable environment for anglers of all levels. Every feature of the boat reflects Captain Cody’s commitment to professionalism and guest comfort—ensuring that every moment on the water is safe, smooth, and full of great fishing memories.

Meet Guide Cody Sirny and Sirny's Guide Service

Updates

Great gear at a discounted price

Common Questions: Does Wisconsin have good fishing?Yes, Wisconsin has good fishing with abundant lakes, rivers and streams. Cody will bring you to the best spots in the area. What fish is Wisconsin famous for?Wisconsin is famous for fishing for species such as musky, walleye, bass, northern pike, and trout. We target most of these fish so you know you are in good hands when you book one of our Wisconsin fishing trips. What is the best month to fish in Wisconsin?The best month to fish in Wisconsin depends on the species, but generally May and June are good for walleye and musky, while July to September is good for bass and panfish, and fall is good for trout. We are usually fully booked in these months so we recommend that you book your trips in advance. What types of fishing trips does Sirny's Guide Service offer in Mosinee?Sirny's Guide Service offers a variety of fishing trips in Mosinee, including river fishing and ice fishing excursions. Captain Cody Sirny specializes in targeting species such as Muskies, Northern Pike, and Walleye. Whether you’re looking for a day on the water or an ice fishing adventure, Captain Cody provides a customized experience to meet your angling preferences. When is the best time to fish for Walleye in Mosinee?The best time to fish for Walleye in Mosinee is typically during the spring and fall months when Walleye are most active. During these periods, the cooler water temperatures and increased fish activity make for optimal fishing conditions. Captain Cody Sirny can guide you to the best spots and times to maximize your chances of a successful catch. What should I bring for my fishing trip with Sirny's Guide Service?For your fishing trip with Sirny's Guide Service, it’s important to bring a valid fishing license, weather-appropriate clothing, and polarized sunglasses to reduce glare. Additionally, bring a cooler to keep your catch fresh. Captain Cody will provide all necessary fishing gear and safety equipment. Are fishing licenses required for trips with Sirny's Guide Service?Yes, a valid fishing license is required for all trips with Sirny's Guide Service. You should obtain your license before the trip, either online or from a local vendor. Captain Cody will ask for proof of your fishing license before starting the trip. Can I book a private fishing charter for a special event in Mosinee?Yes, Sirny's Guide Service can accommodate private charters for special events or group outings. Whether you’re planning a corporate event, a family gathering, or a group of friends, Captain Cody Sirny will tailor the experience to fit your needs and ensure a memorable fishing adventure. What types of fish can I expect to catch on a Mosinee fishing trip?On a fishing trip with Sirny's Guide Service in Mosinee, you can expect to target a variety of fish species including Muskies, Northern Pike, Walleye, Crappies, Perch, and Smallmouth Bass. Captain Cody’s expertise ensures that you’ll be guided to the best spots for these sought-after species. Is Sirny's Guide Service suitable for beginners?Absolutely! Sirny's Guide Service is suitable for anglers of all skill levels, including beginners. Captain Cody Sirny offers personalized instruction and support to ensure that even those new to fishing can enjoy a successful and enjoyable experience.

Mosinee Flowage - Marathon, WI Fishing Report on 14th Oct, 2025

AUTHOR

Cody Sirny

NOTES

Epic Half-Day Wisconsin Musky Trip with First-Time Catchers

Mosinee Flowage - Marathon, WI

CATCHES

2 Total Catches

Total catches2

Muskellunge

Catch - 2

Sirny's Guide Service Available Trips

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