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2021 Massachusetts River Herring Counts

Spring has sprung and so have our local river herring runs! Check back here every week for updates on the spring counts at the eight locations listed below.

Table of Contents

2021 River Herring Counts

Location 2021 River herring Count 2020 Total Count 2019 Total Count 2018 Total Count
Acushnet 4,300 (4,200 - 4,100 - 3,300) 3,100 16,819 6,354
Essex 6,550 (5,890 - 3,318 - 1,318 - 876) 4,290  9,505 28,260
Herring Brook Pembroke 32,298 (20,191 - 9,806 - 5,271 - 1,281) 187,776  476,609 348,634
Herring River Harwich 315,715 (269,607 - 212,512 - 165,245 - 64,963 - 23,155 - 16,026) 747,566 1,223,363 864,748
Monument River 93,000 (40,000 - 16,000 - 85) 290,000 526,929 316,618
Stony Brook Brewster 86,173 (66,146 - 43,528 - 28,826 - 14,081 - 2,366 - 830)   434,583 131,851
Weymouth-Back River 89,028 (49.900 - 0) 283,749 396,503 333,209
Squibnocket Pond- Aquinnah  15,264 (9,064 - 4,076 - 1,698 - 757) 37,293 36,736  

 

River herring counts are primarily alewife.

These counts are from DMF operated electronic fish counters. Previous weekly total running tally count for the season are shown in parenthesis. Counts from video and visual estimates will be available later in 2021. 

Contact

Online

DMF Staff Directory View 

Fax

(617) 727-3337

Address

Gloucester Field Office
30 Emerson Avenue
Gloucester, MA 01930
Last updated: April 12, 2021
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