Fish of Arizona Field Guide (Fish Identification Guides) - Softcover

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Dan Johnson is an author and lifelong student of freshwater fish and fishing. For nearly two decades he has brought North American anglers breaking news on the latest scientific research, fishing techniques and related technology. Dan is a longtime attendee of American Fisheries Society annual conferences and related symposia. He is a syndicated weekly newspaper columnist, and has published more than 200 feature articles nationwide in the pages of North American Fisherman, Walleye In-Sider and other publications. Dan has also made numerous fishing-related TV appearances on ESPN2. Above all, he is a passionate angler who enjoys spending time on the water with his family, patterning fish behavior and observing how these fascinating creations interact with one another in the underwater web of life.

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Largemouth Bass
Micropterus salmoides

Family: Sunfish family (Centrarchidae)

Other Names: green bass, green trout, slough bass

Description: dark green back, greenish sides often with dark lateral band; belly white to gray; large, forward-facing mouth; lower jaw extends to rear margin of eye

Habitat: shallow, fertile, weedy lakes and river backwaters; weedy bays and weedbeds of large lakes; deep structure and flooded timber in clear, well-oxygenated reservoirs

Range: southern Canada through the U.S. into Mexico, widely introduced; in Arizona, found in the Colorado, Gila, lower Salt and lower Verde rivers and associated reservoirs

Food: small fish, frogs, crayfish, insects, leeches

Reproduction: matures at 3 to 5 years of age; spawns March through June when water reaches 60 degrees F; male builds nest on firm bottom in weedy cover; female deposits up to 40,000 eggs, which the male fans and guards; eggs hatch in about 3 to 4 days; male protects fry until the “brood swarm” disperses

Average Size: 12 to 20 inches, 1 to 5 pounds

Records: state―16 pounds, 7.68 ounces, Canyon Lake, 1997; North American―22 pounds, 4 ounces, Montgomery Lake, Georgia, 1932

Notes: A non-native that is prized by anglers, the Largemouth Bass arrived in Arizona in 1897. It is an aggressive predator from the time it begins feeding 5 to 8 days after hatching. Young bass eat tiny creatures such as copepods, waterfleas and insect larvae. Before the end of the first growing season, fish are added to the menu.

Similar Species: Smallmouth Bass (pg. 140)

• Largemouth Bass: mouth extends well beyond non-red eye
• Smallmouth Bass: mouth does not extend beyond red eye