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The Olympia & Pacific Oyster Data Portal

Published by Office for Coastal Management | National Oceanic and Atmospheric Administration, Department of Commerce | Metadata Last Checked: December 19, 2025 | Last Modified: 2021-08-24T00:00:00.000+00:00
Locations (i.e., "records") of Ostrea lurida (Olympia oysters) and Magallana gigas (Pacific oysters) observed 1602 to 2020 along the west coast of North America. Records are denoted as absent, present, rare (1-100 oysters), or common (>100 oysters) along a 20-m linear stretch of coastline. Also included are hypothesized adult and larval networks and their associated connections.

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