• Olympic: Three Parks in One

    Olympic

    National Park Washington

There are park alerts in effect.
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  • Spruce Railroad Trail Closed from Lyre River Trailhead to Devil’s Punchbowl

    The trail will be closed for improvements from the Lyre River TH to approximately 0.25 miles east of Devil’s Punchbowl. Work is expected to be completed by the end of October. The remainder of the trail will be accessible from the Camp David Jr. Road TH. More »

  • Safety Advisory: Mountain Goats

    NPS has received reports of aggressive mountain goats near trails at Hurricane Ridge, Royal Basin, Seven Lakes Basin, Lake of the Angeles, & Grand Pass. Visitors are required to maintain a distance of at least 50 yards from all wildlife. More »

Endemic Animals of the Olympic Peninsula

An Olympic marmot in a meadow

The Olympic marmot is one of the Olympic Peninsula's endemic species that resulted from ice age isolation.

Ken and Mary Campbell

Endemic species are those that are native and exclusive to a particular area. The following species are endemic to the Olympic Peninsula.

Mammals
Olympic marmot - Marmota olympus
Olympic yellow-pine chipmunk - Tamias amoenus caurinus
Olympic snow mole - Scapanus townsedii olympicus
Olympic Masama pocket gopher - Thomomys mazama melanops
Olympic ermine - Mustela erminea olympica

Amphibians
Olympic torrent salamander - Rhyacotriton olympicus

Fish
Olympic mudminnow - Novumbra hubbsi

Lepidoptera (butterflies and moths)
Hulbirt's skipper - Hesperia comma olympica

Orthoptera (grasshoppers)
Olympic grasshopper - Nisquallia olympica

Coleoptera (beetles)
Mann's gazzelle beetle - Nebria danmanni
Quileute gazelle beetle - Nebri acuta quileute
Tiger beetle - Cicindela bellissima frechini

Mollusks
Arionid slug - Hemphllia dromedarius
Arionid jumping slug - Hemphillia burringtoni

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Did You Know?

Mossy downed log in dense forest

The old growth forests of the Pacific Northwest produce three times the biomass (living or once living material) of tropical rain forests. More...