File:Counting salmon passing through weirs.jpg
Size of this preview: 800 × 527 pixels. Other resolutions: 320 × 211 pixels | 640 × 422 pixels | 1,024 × 675 pixels | 1,280 × 844 pixels | 1,796 × 1,184 pixels.
Original file (1,796 × 1,184 pixels, file size: 1.53 MB, MIME type: image/jpeg)
 | This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help. |
Summary
| Description |
English: Salmon being counted when passing through weirs. By law, a certain percentage of salmon runs had to be allowed to escape commercial fisheries in order to spawn. To check the percentage, counting weirs were maintained on many streams. F&W - 10,111.
Image ID: fish1359, NOAA's Historic Fisheries Collection Location: Alaska, Lake KarlukPhoto Date: 1938 Ca. |
| Date | |
| Source | NOAA Photo Library |
| Author | Photographer: Archival photograph by Mr. Sean Linehan, NOS, NGS |
Licensing
|
This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration, taken or made as part of an employee's official duties.
|
 |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 04:17, 23 March 2012 | | 1,796 × 1,184 (1.53 MB) | Epipelagic |
File usage
The following page uses this file:
