Henrys Fork Live Cam

Situated in Island Park Idaho

Hosted by:
  • TroutHunter
  • Henry's Fork - Snake River
  • Idaho - United States
  • 208.558.9900
  • https://www.trouthunt.com/


The Henrys Fork is a significant river in southeastern Idaho that has a rich history. It begins in the mountains of eastern Idaho, flowing through the Henrys Lake before joining the Snake River near the town of Ashton. The river and its surrounding area have played a vital role in the development of Idaho and the American West.

The region around the Henrys Fork has been inhabited by various Native American tribes for thousands of years. The Shoshone-Bannock tribes, in particular, have ancestral ties to this area and have relied on the river for sustenance and transportation. They fished for trout and other species in the Henrys Fork, utilizing the abundant natural resources of the region.

The arrival of European explorers and fur trappers in the early 19th century brought significant changes to the area. The river was named after Andrew Henry, a fur trader and one of the co-founders of the Missouri Fur Company. Henry's expedition explored the area in 1810, and his name was later given to the river.

As the American West expanded and settlers moved into the region, the Henrys Fork became an important waterway for irrigation and agriculture. In the late 19th and early 20th centuries, canals were constructed to divert water from the river, allowing for the cultivation of crops such as potatoes, grains, and hay. The fertile lands along the river attracted farmers and ranchers, contributing to the economic development of the surrounding communities.

The Henrys Fork also gained recognition as a prime destination for fly fishing enthusiasts. The river is renowned for its trout populations, particularly rainbow trout and cutthroat trout. Fly fishing in the Henrys Fork became popular in the early 20th century, attracting anglers from around the world. The river's clear waters and challenging fishing conditions have made it a celebrated location for fly fishing tournaments and a favorite spot for recreational anglers.

Conservation efforts have been crucial in maintaining the health and sustainability of the Henrys Fork ecosystem. Organizations such as the Henry's Fork Foundation have worked to preserve the river and its surrounding habitat, advocating for responsible water management and supporting scientific research. These initiatives aim to protect the river's native fish species, maintain water quality, and sustain the recreational opportunities that the Henrys Fork provides.

Today, the Henrys Fork continues to be a significant natural resource in Idaho. It offers opportunities for outdoor recreation, including fishing, boating, and wildlife viewing. The river's historical, ecological, and recreational significance make it an important part of Idaho's heritage and a cherished destination for those seeking to explore the state's natural beauty.

Snake River tributary

The Snake River, one of the major rivers in the western United States, has several tributaries that contribute to its flow and significance. One notable tributary is the Henrys Fork, which I mentioned in the previous response. However, there are other significant tributaries of the Snake River as well, each with its own unique history and characteristics.

  • Salmon River: The Salmon River is often referred to as the "River of No Return" due to its rugged, remote, and untamed nature. It is the longest undammed river in the contiguous United States. The Salmon River originates in the Sawtooth and Lemhi Mountains of central and eastern Idaho, respectively. It joins the Snake River near the town of White Bird, Idaho. The Salmon River has a rich history tied to Native American cultures, early explorations, and the development of the region through mining, logging, and recreation.
  • Clearwater River: The Clearwater River is another significant tributary of the Snake River, flowing through north-central Idaho. It begins in the Bitterroot Mountains and flows westward, passing through the Nez Perce Indian Reservation before joining the Snake River near Lewiston, Idaho. The Clearwater River holds cultural and historical importance, particularly for the Nez Perce Tribe, who have inhabited the area for thousands of years. It played a role in the Lewis and Clark Expedition as the explorers traveled upstream to cross the Bitterroot Mountains.
  • Payette River: The Payette River is located in southwestern Idaho and has two primary forks: the North Fork and the South Fork. The North Fork originates in the Payette National Forest and flows through mountainous terrain, providing opportunities for whitewater rafting and kayaking. The South Fork originates in the Sawtooth Mountains and is renowned for its scenic beauty. Both forks converge near Horseshoe Bend, and the river eventually joins the Snake River near Payette, Idaho. The Payette River is popular for recreational activities such as fishing, boating, and camping.

These are just a few examples of the tributaries that contribute to the vast network of the Snake River. Together, they play a crucial role in the overall hydrology and ecological balance of the region, as well as provide opportunities for outdoor recreation and cultural exploration. The Snake River and its tributaries have shaped the history and development of the areas they flow through, and they continue to be cherished resources for residents and visitors alike.


The Henrys Fork has two primary sources: Henrys Lake Outlet and Big Springs. These two sources contribute to the flow of water in the Henrys Fork and shape its characteristics.

  • Henrys Lake Outlet: Henrys Lake Outlet is considered the main source of the Henrys Fork. Henrys Lake, located in eastern Idaho near the Montana border, is a large, shallow lake that covers approximately 6,000 acres. The lake receives water from various sources, including snowmelt, springs, and tributary streams. The outlet of Henrys Lake serves as the starting point for the Henrys Fork, where the water flows out of the lake and begins its journey downstream.
  • Big Springs: Big Springs, also known as Fish Springs, is another significant source of the Henrys Fork. It is located near Island Park, Idaho, and is one of the largest freshwater springs in the world. Big Springs gushes out of the ground, providing a constant supply of cold, clear water to the Henrys Fork. The spring water originates from an underground aquifer and adds to the flow of the river. The water from Big Springs is known for its high quality and supports a diverse ecosystem, including abundant trout populations.

Both Henrys Lake Outlet and Big Springs contribute to the flow and characteristics of the Henrys Fork. The water from these sources helps sustain the river's aquatic life, including various fish species, and provides essential resources for the surrounding ecosystems. Additionally, the reliable flow of water from these sources has made the Henrys Fork a popular destination for fly fishing enthusiasts and outdoor enthusiasts seeking to explore the beauty of this Idaho river.

River ecology

The Henrys Fork River boasts a diverse and thriving ecology, supporting a variety of plant and animal species. Its clear waters, abundant aquatic life, and surrounding riparian habitats contribute to its ecological significance. Here are some key aspects of the Henrys Fork River's ecology:

  • Aquatic Species: The Henrys Fork is known for its excellent fishing opportunities, particularly for trout. The river is home to several trout species, including rainbow trout, cutthroat trout, brown trout, and brook trout. These fish populations attract anglers from around the world. In addition to trout, the Henrys Fork supports a range of other aquatic species, such as whitefish, sculpin, and various insects that serve as important food sources.
  • Riparian Vegetation: The riparian zones along the Henrys Fork River are characterized by lush vegetation. Trees like willows, cottonwoods, aspens, and alders line the riverbanks, providing shade, stabilizing the soil, and creating habitat for a diverse array of wildlife. The riparian areas also support various shrubs, grasses, and wildflowers, adding to the overall biodiversity of the ecosystem.
  • Wildlife: The Henrys Fork River and its surrounding habitat offer a home to numerous wildlife species. Mammals such as beavers, muskrats, river otters, and mink can be found along the river, taking advantage of its resources. Birds are abundant in the area, with species like osprey, bald eagles, great blue herons, and various waterfowl inhabiting the river and its wetlands. The diverse habitats along the Henrys Fork attract a wide range of terrestrial and avian wildlife.
  • Insect Life: Insects play a crucial role in the Henrys Fork's ecosystem. The river supports a diverse insect community, including mayflies, caddisflies, stoneflies, midges, and various aquatic beetles. These insects serve as a primary food source for fish and contribute to the overall health of the ecosystem.
  • Conservation Efforts: Conservation organizations, such as the Henry's Fork Foundation, have been actively involved in protecting and restoring the ecological integrity of the Henrys Fork River. Their efforts focus on preserving water quality, restoring riparian habitats, and ensuring sustainable management practices. These conservation initiatives help maintain the ecological balance of the river and ensure the long-term health of its diverse species.

The Henrys Fork River's ecology is a delicate and interconnected system, where the health of aquatic life, riparian habitats, and wildlife populations are intertwined. Efforts to preserve and enhance this ecosystem contribute to the overall well-being of the river and its significance as a natural resource in Idaho.