Interrogation Site Metadata
ESS - EFSF Salmon River at Parks Cr.
Status: Active - OperationalGeneral Operational Period: Year Round
Start Date: 3/26/2009 12:00 PM
This is an in-stream interrogation system consisting of two separate antenna arrays, 790 meters apart, on the East Fk South Fk Salmon River (rkm 21) near Parks Creek. The upstream array consists of four flat plate antennas spanning 24 meters across the low-water channel. The lower array was upgraded to an IS1001 Master controller and addition of 2 antennas for a total of 6 were installed on August 28th, 2025. Electrical power is provided by propane thermal electric generator and remote communication provided by a satellite modem.
Current Operations
| Last File Loaded: | ESS-2025-240-P-002.json |
| Date Last File Loaded: | 8/29/2025 12:20 PM |
| Date Last File Opened: | 8/28/2025 11:12 AM |
| Date Last File Closed: | 8/29/2025 2:12 AM |
| Last Observation Tag: | 384.1B79728942 |
| Last Observation Date: | 8/28/2025 10:48 PM |
| Detection Summary: | Last Day's Observations |
Contacts
Location
Operational History
Operational history describes the period the site was interrogating for PIT tags. The comments provide anecdotal information about the operation of the site during this period. Site operational periods are updated typically at the end of the calendar year.
Configuration
Configuration metadata includes details about the equipment used at the site to detect and record PIT tags. A new configuration sequence record is created when equipment is added or removed from the site and the period of time it was active. A configuration sequence without an End Date is currently active.
Site Configuration Diagrams:
Equipment History
Select a type to view the history of equipment installed at this site. A missing End Date implies the information about the equipment is current.