• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

These data provide an accurate high-resolution shoreline compiled from imagery of HEWLETT POINT TO BONNEVILLE DAM, COLUMBIA RIVER . This vector shoreline data is based on an office...

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• Organization: State of Washington
• Updated: 2026-02-19

Visual observations of Chinook salmon ascending fish ladders at Bonneville Dam by ecotype (Bright and Tule) and size class (Jack, Stubby, and Adult) conducted during approximately 1-hour counting...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-01-18T00:00:00.000+00:00

This data set contains ortho-rectified mosaic tiles, created as a product from the NOAA Integrated Ocean and Coastal Mapping (IOCM) initiative. The source imagery was acquired from 20120911 -...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-01-18T00:00:00.000+00:00

This data set contains ortho-rectified mosaic tiles, created as a product from the NOAA Integrated Ocean and Coastal Mapping (IOCM) initiative. The source imagery was acquired from 20120911 -...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-10-07T21:37:48.000+00:00

This BPA-funded study provides estimates of smolt survival and travel time through individual reaches and reaches combined in the Snake and Columbia Rivers hydropower system each year. Smolts are...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2011-07-29T00:00:00.000+00:00

This data set consists of land cover derived from high resolution imagery and was analyzed according to the Coastal Change Analysis Program (C-CAP) protocol. The project area extends from the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-03-01T00:00:00.000+00:00

This Bonneville Power Administration (BPA) - funded project pays for NOAA staff to operate the adult salmon trap located in the fish ladder at Lower Granite Dam. The trap is operated to provide...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-10-07T21:22:26.000+00:00

The goal of this U.S. Army Corps of Engineers (USACE) - funded study that began in 2004 is to determine if the smolt-to-adult return rates (SARs), transport/in-river ratio, and differential...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1993-12-15T00:00:00.000+00:00

This is an ongoing Bonneville Power Administration funded project to annually collect, PIT tag, and release wild Chinook salmon parr in up to 15 streams of the Salmon River drainage in Idaho and...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-10-07T23:28:31.000+00:00

This is an ongoing Bonneville Power Administration funded project to annually collect, PIT tag, and release wild Chinook salmon parr in up to 15 streams of the Salmon River drainage in Idaho and...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-10-07T23:24:22.000+00:00

We continued research and development of a passive PIT-tag detection system along a pile dike in the estuary (rkm 70). Target fish for this system are returning adult salmonids, whose detection in...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1947-12-31T00:00:00.000+00:00

The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-10-06T22:47:00.000+00:00

The goals of this study are to develop methods to reduce wandering and straying of steelhead (Oncorhynchus mykiss) that are collected and barged from the Snake River to below Bonneville Dam....

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• Organization: Department of the Interior
• Updated: 2022-09-06T00:00:00Z

This table contains geochemical data collected for whole-rock samples from the Columbia River Basalt Group in the western Columbia River Gorge in Oregon and Washington. Most samples were collected...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-10-06T22:46:24.000+00:00

The goals of this study are to develop methods to reduce wandering and straying of steelhead (Oncorhynchus mykiss) that are collected and barged from the Snake River to below Bonneville Dam....

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• Organization: Department of the Interior
• Updated: 2020-08-20T00:00:00Z

Working in cooperation with EPA, the USGS coordinated the collection of fish tissue for processing and analyses by the EPA Region 10 Manchester Environmental Laboratory located in Port Orchard,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-02-16T00:00:00.000+00:00

The goal of the tidal-fluvial estuary study is to determine the estuary's contribution to the spatial structure and life history diversity of Columbia River salmon stocks and the implications for...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2012-01-01T00:00:00.000+00:00

The goal of the tidal-fluvial estuary study is to determine the estuary's contribution to the spatial structure and life history diversity of Columbia River salmon stocks and the implications for...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-02-20T00:00:00.000+00:00

The goal of the tidal-fluvial estuary study is to determine the estuary's contribution to the spatial structure and life history diversity of Columbia River salmon stocks and the implications for...

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• Organization: Department of the Interior
• Updated: 2023-08-22T00:00:00Z

This dataset contains polygons representing deposits of hyaloclastic debris that were generated between about 3.5 and 3.0 million years ago when a series of basaltic lava flows entered the canyon...

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