Record Details
page 18
Oregon Digital
| Field | Value |
|---|---|
| Title | page 18 |
| Relation | Power and the Pacific Northwest |
| Date | 2005-04-20 to 2005-05-09 |
| Rights | This item is in the public domain. Acknowledgement of the University of Oregon Libraries as a source is requested. |
| Type | page |
| Format | Scanned from originals using Silverfast AI 6.0 on UMAX Powerlook III flatbed scanner. Scanned images saved as 16 bit grayscale tiffs. 190 kb 8 bit - Gray Gamma 2.2 - greyscale Omnipage 14 used to OCR 8 bit tiffs and generate text files for full text access. 16 bit grayscale and 48>24 RGB color tiffs edited in Photoshop CS 8.0: cropped, rotated, reduced in size, levels adjusted, grayscale bit depth reduced to 8 and JPEGs created. |
| Description | the Washington side. By passing up these ladders, the fish are able to get to the 70-foot high pool behind the dam, and to the spawning grounds beyond. Returning baby salmon, known as fingerlings, are helped downstream by means of five bypass channels, three to eight feet wide. Since Bonneville Dam began operation, in excess of 25 million anadromous fish have passed through its ladders. Of this number about 80 percent were salmon and steelhead trout. The fish ladders at Bonneville, in a... |
| Identifier | http://oregondigital.org/u?/wwdl,1943 |
