Lake Huron Outdoors & Georgian Bay - Shrimp die-off

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Shrimp die-off, natural?

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Knuguy	Posted: Jun 09, 2021 - 08:03 pm #permalink #1
World Record Trout Group: Members Posts: 4257 Member No.: 877 Joined: November 06, 2011	I was fishing out of Waubashene today and the whole inner part of the harbour was littered wth dead shrimp. Any idea why so many died? Is that normal?

Seguin Fisher	Posted: Jun 09, 2021 - 08:06 pm #permalink #2
World Record Trout Group: Members Posts: 1359 Member No.: 9952 Joined: September 13, 2015	Shrimp? Sure it wasn’t mayfly skins from a hatch?

Knuguy	Posted: Jun 09, 2021 - 08:29 pm #permalink #3
World Record Trout Group: Members Posts: 4257 Member No.: 877 Joined: November 06, 2011	they were a curly shape like a shrimp They looked different from the mayfly hatches that I saw before

Disco	Posted: Jun 10, 2021 - 10:04 am #permalink #4
World Record Trout Group: Members Posts: 1577 Member No.: 10908 Joined: January 25, 2016	I would love to see a pic for ID. Fresh water shrimp(scuds) are so small you would need hundreds of thousands to die to notice them at all. Must are 5mm long to 20mm long. I would guess with the timing what you saw were casts from a hatch of some type. Could be mayflies, damselflies or some other hatch.

Knuguy	Posted: Jun 10, 2021 - 10:19 am #permalink #5
World Record Trout Group: Members Posts: 4257 Member No.: 877 Joined: November 06, 2011	They kind of looked like scuds----curly shape,forked tail, "legs"sticking off the sides. Prob 10-15mm long

Longshank	Posted: Jun 10, 2021 - 12:09 pm #permalink #6
World Record Trout Group: Members Posts: 9570 Member No.: 118 Joined: February 11, 2011	so next time take a photo please as this is impossible to tell for sure, but I am leaning with the other replies as to insect carcasses

Knuguy	Posted: Jun 10, 2021 - 06:11 pm #permalink #7
World Record Trout Group: Members Posts: 4257 Member No.: 877 Joined: November 06, 2011	You guys are prob right but they did look a lot like the scud pix I saw online

Dbfish	Posted: Jun 10, 2021 - 07:22 pm #permalink #8
World Record Trout Group: Members Posts: 4062 Member No.: 1601 Joined: February 29, 2012	I was out today at Waub I can tell you for sure it was mayfly larvae.Happens annually. Turns on the fish as well!!

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