Hawaii Fishing

Ioleau Reservoir

Anglers in the islands of Hawaii prize Ioleau Reservoir for its remarkable Reservoir fishing opportunities. Ioleau Reservoir is located near the islands of Hawaii at coordinates 21.90, -159.53. The remarkable reservoir offers depth variation and structure that Largemouth Bass rely on. Local anglers frequently report success with Largemouth Bass, Crappie, Catfish at Ioleau Reservoir.

Reservoir Hawaii 21.9000, -159.5300
Updated 2026-04-29

Location

View on Google Maps 21.9000, -159.5300

Target Species

Largemouth BassLargemouth BassCrappieCrappieCatfishCatfish

Fishing Tips

  • Focus on timber stands during first light when Largemouth Bass are active.
  • Focus on submerged ridges during sunset hours when Largemouth Bass are active.
  • Focus on submerged ridges during early morning when Largemouth Bass are active.

Fishing Techniques for Ioleau Reservoir

Focus your efforts around natural structure: points, submerged timber, weed edges, and rocky areas tend to hold fish in Hawaii reservoirs. Dawn and dusk are peak feeding windows, especially during warmer months when fish move shallow. A varied approach — starting fast to locate active fish, then slowing down — pays off.

What to Expect at Ioleau Reservoir

Fishing pressure is moderate year-round, peaking on weekends and holidays from spring through fall. Weekday trips typically mean fewer crowds and better fishing. The ecosystem here supports healthy populations of Largemouth Bass and Crappie, with good catch rates for prepared anglers.

Regulations

Hawaii fishing license required. Verify regulations with Hawaii Division of Aquatic Resources before fishing.

Fishing Tips for Ioleau Reservoir

Umi Reservoir

Ipuolono Reservoir

Luawai Reservoir

Frequently Asked Questions

Ioleau Reservoir is open to public fishing. Respect property rights and follow local regulations.

fall turnover offers excellent Largemouth Bass fishing. Water conditions peak during this period.

Success depends on technique, season, and conditions. Local fishing reports provide updates.