Arizona · Fishing
Fishing in Martinez Lake, Arizona
Martinez Lake sits in the lower Colorado River basin near Yuma, Arizona, where the river spreads into a network of backwaters, coves, and open lake water that holds fish year-round.
6 spotsUpdated dailyFree to access
View on mapFishing · 6 spots
Martinez Lake sits in the lower Colorado River basin near Yuma, Arizona, where the river spreads into a network of backwaters, coves, and open lake water that holds fish year-round. The lake is best known for largemouth bass, but anglers also pull out striped bass, channel catfish, crappie, and bluegill depending on the season and where you're working the water. Because the area sits at low desert elevation, winters here are mild enough that fishing stays productive when most of the country is locked out, and summer mornings before the heat builds can be genuinely good for bass along the tule edges and submerged structure. The lake draws a mix of local regulars who know the backwater channels and visiting anglers making the drive from Yuma or the Phoenix area for a weekend. Most of the six fishing operations listed here are boat-based, which makes sense given how the water is laid out — shore access is limited compared to what you can reach by skiff or kayak. If you're coming without a boat, confirm with your chosen outfitter whether rentals or guided trips are available before you make the drive out.
Frequently asked questions
What fish species can I realistically expect to catch at Martinez Lake?
Largemouth bass are the primary target and what most guides focus on. Striped bass, channel catfish, crappie, and bluegill are also present in the lake and surrounding backwaters. The mix you encounter depends largely on where you fish and what time of year you visit.
What time of year is fishing best at Martinez Lake?
Fall through spring is generally the most comfortable and productive window. Winter fishing here is a legitimate option because the low desert climate keeps water temperatures from dropping the way they do elsewhere in Arizona. Summer fishing is possible but you'll want to be on the water at first light and off before midday heat sets in.
What time of day should I plan to fish?
Early morning is consistently the most productive window, especially for bass working the shallower tule edges and coves. In cooler months you can fish comfortably through midday. In summer, plan to be out by 9 or 10 a.m. or shift to an evening session.
Do I need a boat to fish Martinez Lake, or is there usable shore access?
A boat opens up significantly more of the fishable water here. Shore access exists but is limited given how the backwater and cove structure is arranged. If you don't have your own boat, check with the outfitters listed on this page about guided trips or rental options before assuming you can walk in and fish effectively.
What fishing license do I need, and where do I get one?
You need a valid Arizona fishing license to fish Martinez Lake. Licenses are available through the Arizona Game and Fish Department website or at local sporting goods and bait shops near Yuma. If you're fishing with a licensed guide, confirm with them whether their operation covers licensing requirements for clients or whether you need to purchase your own.
