Birch Bay

bay of

cause

Birch Bay is a headland bay created by the refraction of incoming waves on the headlands that lie on either side of the bay.

curvilinear shape

The curvilinear shape of Birch Bay’s shoreline resembles similar shorelines around the world that are shaped by the refraction or bending of waves to the lee of a nearby headland

down the Pacific Northwest coast

Birch Bay State Park

hazards map

Mount Baker, WA simplified hazards map (usgs.gov)

map

Whatcom County Shorelines (figure 1)

murder hornet invasion

OpenStreetMap

https://www.openstreetmap.org/relation/13321056

path on GitHub

https://github.com/davepinch/pinchy.cc/blob/master/content/topics/places/bays/birch-bay/birch-bay.md

photograph

Birch Bay on a November day

random

Three Fingers (Washington) (Wikipedia) The Three Fingers is a mountain which is located in Snohomish County, Washington. At a height of 6,859 feet (2,091 m), it is the 12th most prominent peak of the state, and is also part of the Cascade Range.“Three Fingers” refers to the mountain’s three summits. The Three Fingers is a prominent and recognizable landmark in northern Snohomish County.

sediment transport

Northwesterly waves travel down Georgia Strait and are refracted around Birch Point into Birch Bay. Waves sweep counter-clockwise around Birch Bay transporting beach sediment in the same direction.

tags

bay

vicinity of

Blaine, Washington

wave refraction

$Wave refraction and sediment transport at Birch Bay (figure 5)$ Wave refraction and sediment transport at Birch Bay (figure 5)

Wikidata

https://www.wikidata.org/wiki/Q49373838

Wikipedia

Birch Bay, Washington (Wikipedia) Birch Bay is a protected bay of the east shore of the Salish Sea, between Semiahmoo Bay and Lummi Bay; approximately 100 miles (160 km) north of Seattle and 35 miles (56 km) south of Vancouver, BC, Canada.