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Maquoketa River (above Monticello)

General Information

County: Delaware
Location: Access points begin below the dam at Backbone State Park.
Acres: 68.00
Maximum Depth:
Motoring Restrictions: None

Nearby Parks


Amenities at Maquoketa River (above Monticello) include:
  • Boat Access
  • Boat Rental
  • Picnic Area
  • Trails
  • Playground
  • Restrooms
  • Camping
  • Good/Excellent Shorefishing
  • Gravel Boat Ramp
  • Hard Surface Boat Ramp
  • Carry Down Boat Launch
Interior rivers are low and providing some fair to good angling opportunities for smallmouth bass, walleye and crappie. Rivers should be in good condition for the upcoming weekend. Lakes are beginning to produce some crappie. Trout streams are in excellent condition and providing some insect hatches with the warmer weather. For further information contact your area bait and tackle shops. All field stations and fish hatcheries remain closed at this time, for further information contact the N.E. D
The Maquoketa River in Delaware County has stabilized and should provide some angling opportunities for the upcoming weekend. Walleyes are now post spawn and have spread out throughout the river.
Walleye - Fair: Cast and retrieve jig and plastics tipped with or without a minnow. Concentrate on pools and current breaks for some walleye action.
Smallmouth Bass - Fair: Spinnerbaits and crankbaits have been working well for smallmouth bass.
Black Crappie - Fair: Try colored tube jigs near structure or a crappie minnow under a bobber.
Download Printable Lake Map

You can zoom in on the map for bathymetric information for some lakes

  • spring 2019 - 20,060 Walleye (1.9)
  • May 2019 - 4,002 Northern Pike (2)
  • 06/06/2018 - 4,030 Northern Pike (2.9)
  • 06/06/2018 - 5,795 Walleye (1.39)
  • 06/06/2018 - 5,856 Walleye (1.85)
  • 06/06/2018 - 7,509 Walleye (1.39)
  • 6/1/2017 - 8,002 Walleye (1.6")
  • 5/24/2017 - 2,000 Walleye (1.5")
  • 5/23/2017 - 4,015 Northern Pike (2.5")
  • spring 2016 - 6,605 Northern Pike (2.2")
  • 6/8/16 - 5,662 Walleye (1.6")
  • 6/8/16 - 13,375 Walleye (1.8")
  • 5/26/16 - 6,018 Walleye (Fingerling)
  • 06/04/2015 - 5,562 Walleye (1.6")
  • 06/02/2015 - 6,811 Walleye (1.8")
  • 06/02/2015 - 8,029 Walleye (1.8")
  • 05/29/2015 - 3,336 Walleye (2")
  • 05/19/2015 - 4,000 Northern Pike (2.9")
  • 06/05/2014 - 4,047 Northern Pike (2-3")
  • 06/05/2014 - 14,521 Walleye (2")
  • 05/28/2014 - 24,000 Walleye (2")
  • 05/29/2013 - 1,447 Northern Pike (2.7")
  • 05/24/2013 - 24,830 Walleye (1.3")
  • 05/18/2012 - 24,460 Walleye (1.2")
  • 05/08/2012 - 4,210 Northern Pike (2.7")
  • 05/31/2011 - 23,560 Walleye (1.5")
  • 05/18/2011 - 7,782 Northern Pike (2.7")
The Fishing Regulations brochure is available for download. The summaries listed below are a partial listing provided for your benefit.

  • Channel Catfish
    • Season: Continuous
    • Daily Bag Limit: combined: channel, blue and flathead catfish, 15 fish
    • Possession Limit: combined: channel, blue and flathead catfish, 30 fish
    • Length Limit: none
    • Other:
  • Northern Pike
    • Season: Continuous
    • Daily Bag Limit: 3 fish
    • Possession Limit: 6 fish
    • Length Limit: none
    • Other:
  • Rock Bass
    • Season: Continuous
    • Daily Bag Limit: none
    • Possession Limit: unlimited
    • Length Limit: none
    • Other:
  • Smallmouth Bass
    • Season: Continuous
    • Daily Bag Limit: combined black bass, 3 fish
    • Possession Limit: combined black bass, 6 fish
    • Length Limit: 12-inch minimum
    • Other: There is a catch and release only regulation on a portion of this river in Delaware County. The catch and release regulation is in effect from below Lake Delhi Dam and extends downstream to the first county gravel road bridge
  • Walleye
    • Season: Continuous
    • Daily Bag Limit: combined walleye, sauger and saugeye; 5 fish
    • Possession Limit: combined walleye, sauger and saugeye; 10 fish
    • Length Limit: none
    • Other:
The Maquoketa River offers great paddling and angling opportunities throughout this 70-mile stretch. Very good smallmouth bass fishing occurs in many areas of this river with all the suitable rocky habitat. Concentrate efforts near these areas in which "smallmouth " love. There is a Catch & Release Area for all bass in Delaware County extending downstream for four and a half miles from below Lake Delhi Dam as posted to the first county gravel road bridge, Pioneer Road. A strong population of channel catfish and walleye from Manchester downstream will provide great fishing opportunities for anglers of all ages. This stretch of river is most accessible by kayak or canoe as the river is fairly wide and shallow in places. Ten access points, mostly carry-down, provide paddlers and anglers many options throughout this scenic area of river. Stop and visit the newly constructed/dam removal project, "Manchester Whitewater Park," a must see for all outdoor enthusiasts. Voyage a ride through the six drop structures or enjoy the view from the beautiful landscaped park. Fish habitat and passage were also designed into the new park to add exceptional habitat for smallmouth bass and walleye. A hard surface boat ramp at Bailey's Ford County Park, Delaware County, provides boat angler access to a popular overwinter staging area for walleye. Kayak and canoe rentals are available in Manchester. Check the local directory for phone numbers and rental availability.(2020)
Tip: Click the arrow in the lower right corner to view the Fish Survey Data tool in full-screen mode.


Iowa-Caught Fish Are Safe to Eat, In Almost All Cases

The vast majority of Iowa’s streams, rivers and lakes offer safe and high-quality fish that pose little or no threat to human health if consumed. Some limitations may apply for young children and pregnant women. Here’s a Fish Consumption Fact Sheet from the Iowa DNR and the Iowa Dept. of Public Health for more information. Here is a list of current fish consumption advisories for Iowa lakes and rivers.