Invasive Species: Fishhook Waterflea
By A Mystery Man Writer
![](https://www.michigan.gov/invasives/-/media/Project/Websites/invasives/Images/ID/Crustaceans/fishhookwaterflea1.jpg?rev=e38a9d31a07b48ae93d875aea71a6d03&hash=13F9DED2AF95CF264ED6DE7DFE3CDEF2)
![](https://i.natgeofe.com/n/772a6fec-f103-4116-b6f0-9ae2696e5911/001_maisrc-2020_3x2.jpg)
This ferocious water flea is mauling the Great Lakes
fishhook waterflea (Cercopagis pengoi) - Species Profile
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Fishhook Waterflea Factsheet — Invasive Species of Idaho
![](https://inaturalist-open-data.s3.amazonaws.com/photos/53114739/medium.jpg)
Fishhook Waterflea (Cercopagis pengoi) · iNaturalist
![](https://img.yumpu.com/28946848/1/500x640/cercopagis-pengoi-nobanis.jpg)
Cercopagis pengoi. - NOBANIS
![](https://adkinvasives.com/data/images/gallery/swf_emily_debolt%20compressed(1).jpg)
Adirondack Park Invasive Plant Program
![](https://newyorkalmanack.com/wp-content/uploads/2020/07/Thousands-of-fishhook-and-spiny-waterfleas-coat-a-fishing-line-300x225.jpg)
Fishhook Waterflea Infesting Lake Champlain - New York Almanack
New invasive species found in Oneida Lake, described as 'one of the more disruptive' pests
![](https://abinvasives.ca/wp-content/uploads/2020/09/Fishhook-Water-Flea-cfb.unh_.edu_.jpg)
FishHook Water Flea - Alberta Invasive Species Council
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Gallery_2_Fishhook Waterflea
![](https://www.invasivespeciescentre.ca/wp-content/uploads/2020/10/Spiny-waterflea-signs-and-symptoms-300x225.png)
Spiny Waterflea – Invasive Species Centre
![](https://bloximages.chicago2.vip.townnews.com/poststar.com/content/tncms/assets/v3/editorial/6/b8/6b8e3e39-0d58-54e5-a0d6-1f75775ab218/5bb3bc3ad8215.image.jpg)
New invasive waterflea found in Lake Champlain
![](https://img.apmcdn.org/b5fa18799a359f8b76d1e4a865da8c42fd833349/portrait/a0405f-20150902-spinyflea01.jpg)
Study details high cost of invasive species in lakes
![](https://scx2.b-cdn.net/gfx/news/2016/1-invasivewate.jpg)
Invasive waterflea can change ecosystems in the Bothnian Bay