Research and Monitoring

HFF BLOGS

Scroll through to read the most recent HFF Blogs and articles. Or click on the keywords at the top of the page to sort blogs and articles by topic.

Why aren't I seeing any big fish in the Ranch? Is it because of the bugs?

Jamie Powell

5 hours ago

Why aren't I seeing any big fish in the Ranch? Is it because of the bugs?

Why aren't anglers seeing big fish in the Ranch? Are hatches changing?

20 views

Watershed Council Tours Island Park Reservoir

Jamie Powell

1 day ago

Watershed Council Tours Island Park Reservoir

Thank you to all of those who attended this year's annual Henry's Fork Watershed Council tour! Participants toured the Last Chance...

16 views

Last Chance Wastewater Treatment Plant Getting Ready for Upgrades

Jamie Powell

1 day ago

Last Chance Wastewater Treatment Plant Getting Ready for Upgrades

Fremont County operates a wastewater treatment facility (WWTP) on Forest Service ground in Last Chance. With the continued growth of...

8 views

(2ND LOOK) Henry's Fork Foundation Report: 2023

Jamie Powell

Sep 3

(2ND LOOK) Henry's Fork Foundation Report: 2023

As summer transitions to fall, we're reflecting back on where we were as of the start of the year. Originally published January 23, 2024....

482 views

FAQ: Hatches and Trout on the Henry's Fork

Jamie Powell

Sep 3

FAQ: Hatches and Trout on the Henry's Fork

NOTE : This information is for the Box Canyon and greater Ranch reaches (roughly Island Park Dam to Riverside). Trout populations in...

347 views

FAQ: Turbidity, Sediment, and Island Park Reservoir

Rob Van Kirk

Sep 2

FAQ: Turbidity, Sediment, and Island Park Reservoir

What's the difference between turbidity and sediment? Turbidity can be: Mineral sediment mobilized from reservoir bottom or suspended in...

914 views

FAQ: Is Outflow from Island Park Dam Higher Than it Used to Be?

Jamie Powell

Sep 1

FAQ: Is Outflow from Island Park Dam Higher Than it Used to Be?

Summertime outflow from Island Park Reservoir is lower (not higher) than it was in the "glory days".

57 views

FAQ: Is it Too Warm to Fish? Water Temperatures on the Henry's Fork

Jamie Powell

Aug 31

FAQ: Is it Too Warm to Fish? Water Temperatures on the Henry's Fork

Do water temperatures on the Henry's Fork get too hot to fish and should there be hoot owl closures?

128 views

State of the Henry's Fork 2023: Water Year Technical Report

Rob Van Kirk

Aug 30

State of the Henry's Fork 2023: Water Year Technical Report

UPDATE: With only one month left in the 2024 water year, let's take a look back at Water Year 2023, and get a preview of the types of...

265 views

HFF's Membership Meeting Videos Live (VIDEO)

Jamie Powell

Aug 26

HFF's Membership Meeting Videos Live (VIDEO)

This year, the Henry's Fork Foundation's (HFF) annual membership meeting was hosted on June 5th in Island Park. Dr. Rob Van Kirk gave an...

37 views

Crash Course on Harriman Ranch Temperatures

Lily Greenwald

Aug 14

Crash Course on Harriman Ranch Temperatures

When putting together the highlights for my presentation on the Harriman State Park Temperature Monitoring Project this week, I thought...

50 views

Organic Matter Causing Major Turbidity and Low Oxygen in Island Park

Jamie Powell

Aug 2

Organic Matter Causing Major Turbidity and Low Oxygen in Island Park

UPDATE: After 10 years of studying Island Park Reservoir, we thought we had seen just about everything possible, but the current event is...

464 views

Jamie Powell

Jul 24

A Brown Trout in Island Park?

NOTE: This photo is simply a representation, not the fish referenced below. The Henry’s Fork Foundation has been made aware of a Brown...

50 views

Christina Morrisett

Jul 15

A New Way to Visualize Water Clarity

To help anglers plan their fishing day, the HFF launches a new way to visualize water clarity by showing how "brown" the river might be.

65 views

South Fork Sondes Battle Forces of Nature

Jamie Powell

Jul 12

South Fork Sondes Battle Forces of Nature

Sorry for the technical difficulties! Two of the three South Fork sondes (in-river water quality monitoring device) are experiencing some...

17 views

Lily Greenwald

Jun 27

A-Fish-ionado in the Making

When I was a freshman at Washington and Lee University, I read about an internship at Henry’s Fork Foundation, and immediately wanted to...

133 views

Jamie Powell

Jun 20

Why Are Flows So Low Right Now?

Anglers are noticing low flows across the Henry's Fork. What's the culprit? Low natural flow in the upper Henry's Fork subwatershed...

25 views

Losing Focus or Finding Our Center? HFF Discovers Island Park Reservoir is the Center of the Universe

Christina Morrisett

Mar 6

Losing Focus or Finding Our Center? HFF Discovers Island Park Reservoir is the Center of the Universe

In recent years, HFF has expanded its work beyond the Caldera. Why? All roads lead to Island Park Reservoir, the center of the universe.

312 views

Jamie Powell

Mar 1

Henry's Fork Weekly River Updates

Below are samples of past river update emails. This week's most current email is in inboxes now. To opt-in to receive these weekly...

765 views

Jamie Powell

Feb 29

HFF Launches 'The DIRTT Plan'

DIRTT, or Developing Infrastructure to Reduce Temperature and Turbidity, is the newest initiative launched by the Henry's Fork Foundation...

94 views

Celebrating 40 Years!

HFF BLOGS

Contact Us

Quick Links

Ways to Help

Subscribe to Weekly River Updates