10/15/2026
🐟 The San Joaquin Hatchery is a state-run fish hatchery located in Friant, California, situated right along the San Joaquin River just downstream of the Friant Dam. It serves as one of California's primary facilities for raising trout and inland salmon to stock regional lakes, rivers, and streams. Operated by the California Department of Fish and Wildlife
What to See and Do
• Feeding the Fish: The absolute highlight for most families is walking along the massive concrete raceways where fish are sorted by size as they grow. Visitors can grab free pellets from provided containers to experience a massive "feeding frenzy". (Note: Guests are asked to take just one handful per person and avoid touching the water or fish for safety.)
• Observe the Lifecycle: You can walk into the Egg House/hatchery building to see incubation tanks and watch the early stages of fish development, tracking them from tiny hatchlings up to full adult sizes.
• Small Fry Children’s Trail: This specialized interactive nature path features a playground, canoe play area, and whimsical outdoor sculptures designed to give kids fun insights into the life of local trout.
• Friant Interactive Nature Site (FINS): The hatchery grounds double as an expansive nature area featuring native vegetation gardens, a wood-carved rainbow trout sculpture, an outdoor amphitheater, and a connecting walking trail system.
History and Conservation
The facility has deep historical roots in local conservation. Originally established at its current site in 1948 following temporary experimental iterations dating back to 1921, the modern facility was formally dedicated in 1955. Today, it works in tandem with the neighboring, state-of-the-art Salmon Conservation and Research Facility (SCARF), which focuses on restoring spring-run Chinook salmon to the San Joaquin River watershed.
Visitor Practicalities
• Hours & Access: The lower grounds, raceways, and restrooms are open daily from 7:30 AM to 3:00 PM. The upper parking lot and FINS trails remain accessible from sunrise to sunset.
• Cost: Both admission and parking are 100% free.
• Pro-Tip: Bring comfortable, sun-protective clothing since paths are fully outdoors and exposed, and pack hand sanitizer for after your fish-feeding adventures!