Fish Count Data Search

Year:
Location:
Species:



Location: Anchor River
Species: Chinook
Method: Sonar/Weir

The selected years are color-coded in the graphs below:

  • 2019
  • 2018
Daily Counts
Cumulative

Description:

Weirs are installed on the South and North forks of the Anchor River in early-May to begin monitoring Chinook salmon, coho salmon, and steelhead escapement through the fall. The South fork weir is located at river mile 2.5 and the North fork weir is located at river mile 3.4. Both weirs are located above the salmon sport fishery area, which ends at an ADFG marker approximately 200 yards upstream of the Old Sterling Highway Bridge. An underwater video system is installed within each floating resistance board weir and motion-detected fish passage is recorded 24 hours per day. High spring flows prevent installation of the South Fork floating weir in most years, so a partial fixed-picket weir with sonar external link is used until flows subside around the end of May.

Chinook salmon escapement has been monitored via weirs in the Anchor River since 2003. Escapements have ranged from a low of 2,499 in 2014, to a high of 12,016 in 2004. The Chinook salmon run to the Anchor River begins in May and lasts through early August. Historically, 50% of the Chinook salmon run had passed the weir by June 10, but later run timing in recent years has pushed the 50% date to June 22. The current Chinook salmon sustainable escapement goal is 3,800 – 7,600.

Coho salmon escapement in the Anchor River has previously been monitored in the late ‘80s and 2004-2011. Coho salmon escapements ranged from 2,409 to 20,187 in these years. Coho salmon begin entering the Anchor River in late-July and run through September. Run-timing typically peaks in late-August, although it is highly variable and subject to influence by river water levels. There is not currently an escapement goal established for Anchor River coho salmon.

Steelhead escapement in the Anchor River has not been fully enumerated, but partial counts of kelts (steelhead emigrating from the system in spring) and immigrating steelhead indicate run sizes are variable and typically small. The most complete fall counts occurred in 1988 and 1992 when 878 and 1,261 fish were counted, respectively. There is not an escapement goal established for Anchor River steelhead.

Sustainable Escapement Goal for Chinook: 3,800 - 7,600 (Graphed above)

Contact: Area Manager,
(907) 235-1739

99 records returned for the years selected. Dashes indicate days with no count.
[Export results in Excel format or JSON format]

Date
2019
Count
2019
Cumulative
2019
Cumulative
2018
Notes for
2019
Aug-08 - 5,639 3,049  
Aug-07 - 5,639 3,035  
Aug-06 - 5,639 3,021  
Aug-05 - 5,639 3,009  
Aug-03 - 5,639 2,991  
Aug-02 - 5,639 2,953  
Aug-01 - 5,639 2,922  
Jul-31 15 5,639 2,900 Video: NF 11 & SF 4
Jul-30 8 5,624 2,875 Video: NF 2 & SF 6
Jul-29 24 5,616 2,834 Video: NF 12 & SF 12
Jul-28 38 5,592 2,789 Video: NF 8 & SF 30
Jul-27 33 5,554 2,736 Video: NF 22 & SF 11
Jul-26 3 5,521 2,676 Video: NF 2 & SF 1
Jul-25 3 5,518 2,676 Video: NF 2 & SF 1
Jul-24 3 5,515 2,628 Video: NF 1 & SF 2
Jul-23 4 5,512 2,606 Video: NF 2 & SF 2
Jul-22 5 5,508 2,572 Video: NF 3 & SF 2
Jul-21 7 5,503 2,520 Video: NF 4 & SF 3
Jul-20 9 5,496 2,488 Video: NF 2 & SF 7
Jul-19 16 5,487 2,448 Video: NF 5 & SF 11
Jul-18 15 5,471 2,346 Video: NF 7 & SF 8
Jul-17 22 5,456 2,162 Video: NF 16 & SF 6
Jul-16 13 5,434 2,018 Video: NF 7 & SF 6
Jul-15 14 5,421 1,854 Video: NF 5 & SF 9
Jul-14 10 5,407 1,823 Video: NF 3 & SF 7
Jul-13 13 5,397 1,800 Video: NF 5 & SF 8
Jul-12 15 5,384 1,778 Video: NF 6 & SF 9
Jul-11 6 5,369 1,762 Video: NF 2 & SF 4
Jul-10 32 5,363 1,741 Video: NF 15 & SF 17
Jul-09 55 5,331 1,728 Video: NF 24 & SF 31
Jul-08 51 5,276 1,716 Video: NF 32 & SF 19
Jul-07 67 5,225 1,654 Video: NF 34 & SF 33
Jul-06 81 5,158 1,542 Video: NF 40 & SF 41
Jul-05 306 5,077 1,444 Video: NF 169 & SF 137
Jul-04 174 4,771 1,328 Video: NF 99 & SF 75
Jul-03 66 4,597 1,227 Video: NF 18 & SF 48
Jul-02 154 4,531 1,050 Video: NF 83 & SF 71
Jul-01 122 4,377 980 Video: NF 38 & SF 84
Jun-30 468 4,255 935 Video: NF 223 & 245
Jun-29 154 3,787 875 Video: NF 52 & SF 102
Jun-28 57 3,633 778 Video: NF 14 & SF 43
Jun-27 98 3,576 755 Video: NF 27 & SF 71
Jun-26 77 3,478 713 Video: NF 14 & SF 63
Jun-25 250 3,401 699 Video: NF 84 & SF 166
Jun-24 458 3,151 667 Video: NF 190 & SF 268
Jun-23 143 2,693 657 Video: NF 70 & 73
Jun-22 51 2,550 639 Video: NF 12 & SF 39
Jun-21 63 2,499 602 Video: NF 27 & SF 36
Jun-20 59 2,436 578 Video: NF 8 & SF 51
Jun-19 42 2,377 574 Video: NF 11 & SF 31
Jun-18 47 2,335 568 Video: NF 11 & SF 36
Jun-17 103 2,288 567 Video: NF 26 & SF 77
Jun-16 40 2,185 567 Video: NF 15 & SF 25
Jun-15 30 2,145 567 Video: NF 20 & SF 10
Jun-14 65 2,115 538 Video: NF 8 & SF 57
Jun-13 66 2,050 507 Video: NF 8 & SF 58
Jun-12 184 1,984 500 Video: NF 108 & SF 76
Jun-11 68 1,800 452 Video: NF 19 & SF 49
Jun-10 64 1,732 415 Video: NF 21 & SF 43
Jun-09 59 1,668 360 Video: NF 7 & SF 52
Jun-08 60 1,609 316 Video counts: NF 17 & SF 43
Jun-07 99 1,549 268 Video counts: NF 54 & SF 45
Jun-06 98 1,450 211 Video: NF 40 & SF 58
Jun-05 75 1,352 170 Video: NF 23 & SF 52
Jun-04 141 1,277 158 Video: NF 79 & SF 62
Jun-03 198 1,136 143 Video: NF 95 & SF 103
Jun-02 65 938 133 Video: NF 19 & SF 46
Jun-01 64 873 122 Video: NF 44 & SF 20
May-31 61 809 104 Video: NF 8 & SF 53
May-30 109 748 95 North Fork video 6 & South Fork sonar 103
May-29 211 639 90 North Fork video 10 & South Fork sonar 201
May-28 135 428 77 North Fork video 12 & South Fork sonar 123
May-27 49 293 51 North Fork video 10 & South Fork sonar 39
May-26 67 244 43 North Fork video 4 & South Fork sonar 63
May-25 12 177 37 North Fork video 3 & South Fork sonar 9
May-24 63 165 27 North Fork video o & South Fork sonar 63
May-23 11 102 18 North Fork video 2 South Fork sonar 9
May-22 18 91 12 North Fork video 3 South Fork sonar 15
May-21 15 73 0 North Fork video 0 South Fork Sonar 15
May-20 5 58 0 North Fork video 2 & South Fork sonar 3
May-19 28 53 0 North Fork video 0 & South Fork sonar 28
May-18 3 25 0 North Fork video 0 &South Fork sonar 3
May-17 6 22 0 North Fork video 0 & South Fork sonar 3
May-16 0 16 0 North Fork video 1 & South Fork sonar -3
May-15 6 16 0 North Fork video 0 & South Fork sonar 6
May-14 0 10 0 North Fork video 0 & South Fork sonar -3
May-13 9 10 0 North Fork video 0 & SF SONAR 9
May-12 0 1 0 Nork Fork video weir only
May-11 0 1 0 North Fork video weir only
May-10 0 1 0 North Fork video weir only
May-09 0 1 0 Nork Fork video only
May-08 1 1 0 North Fork video only
May-07 0 0 0 North Fork video only
May-06 - - 0  
May-05 - - 0  
May-04 - - 0  
May-03 - - 0  
May-02 - - 0  
May-01 - - 0