Hamilton County Conservation Board

Hamilton County Conservation Board Hamilton County Conservation is located in north central Iowa and 3 campgrounds, 6 cabins open year-

Hamilton County Conservation is located in central Iowa and manages 16 individual parks, wildlife areas, and river accesses-collectively encompassing over 1,700 acres. In addition several major creeks and the Boone River flow through the county providing numerous water recreation opportunities.

05/14/2026

Both are in your yard right now. Both eat mosquitoes. Both have been flying since before flowering plants existed. Most people have never learned the difference.

One rule works every time.

If it lands and holds its wings straight out to the sides — flat, like an airplane — it's a dragonfly. If it lands and folds its wings together above its back — upright, like a closed book — it's a damselfly.

That's the entire identification.

🌿 Dragonflies are larger, bulkier, and faster. They're aerial predators — they catch prey in mid-flight using their legs as a basket. Their strike rate is among the highest of any predator studied. They don't wait for food. They chase it down.

Damselflies are thinner, more delicate, and slower. They perch on stems near water and wait. They eat smaller insects — gnats, midges, small mosquitoes.

Both have been doing this for hundreds of millions of years. The body plan hasn't needed to change.

🪰 What they tell you about your yard:

- If you see dragonflies patrolling, your yard has a healthy insect population — they only stay where there's enough prey to hunt
- If you see damselflies perching near a water feature, the water quality is good. They're sensitive to pollution and won't breed in degraded water
- Both species eat mosquitoes at every life stage — the larvae eat mosquito larvae in water, the adults eat adults in the air

Next time one lands near you, watch the wings. The answer takes one second 🌱

05/08/2026
05/04/2026

UPDATE 5/6

Water has lowered off of the trail and it is now clear

⚠️Caution⚠️

A section of the Jewellsworth Trail near the 0.2 mile marker is currently under water. This is due to Anderson-Goose lake releasing water. Water is expected to go down in a couple of days.

Mark your calendars for Meteor Showers of 2026!! May 4th is coming soon.
04/28/2026

Mark your calendars for Meteor Showers of 2026!!
May 4th is coming soon.

Thank you POET for your pride in Conservation.
04/21/2026

Thank you POET for your pride in Conservation.

04/21/2026

The Lyrid meteor shower peaks in the early hours of April 22, offering up a possible feast of impressive shooting stars and the occasional fireball.

If you wonder what the Hamilton County Conservation Naturalist does for presentating programs county wide come join us a...
04/19/2026

If you wonder what the Hamilton County Conservation Naturalist does for presentating programs county wide come join us at 9 am Monday April 20th at Briggs Wood Park at the Hamilton County Conservation Office Display Room for a presentation. Everyone welcome. No registration required. I hear some one is bringing cookies to share.

04/16/2026

The special meeting of the Hamilton County conservation office Monday brought forth a harsh decision. Cutting their budget $125,000 under the general basic funding to help the Hamilton County supervisors balance their budget this year, wasn’t the best outcome, but they are not the only ones. “It...

Address

2490 Briggs Woods Trl
Webster City, IA
50595

Opening Hours

Monday 8:30am - 5pm
Tuesday 8:30am - 5pm
Wednesday 8:30am - 5pm
Thursday 8:30am - 5pm
Friday 8:30am - 5pm

Telephone

+15158329570

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