Fish tracking equipment set in Thunder Bay sanctuary, Alpena MI


Subsurface research equipment will be placed near reefs in Thunder Bay National Marine Sanctuary to track spawning fish through December 15, 2025. The equipment locations will be marked with orange and yellow floats. Mariners are warned to use caution in the area.
Audio|Source: Sault Sainte Marie Marine Ch-12 (Soo Traffic)
00:32
Transcript:
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Broadcast notice of Mariners 0101-25.
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In Michigan and Lake Kieran and Alpena, the U.S.
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Geological Survey, Hammond Bay Biological Station,
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will deploy subsurface research equipment in the vicinity of certain reefs in the northwest portion of Thunder Bay National Marine Sanctuary to track spawning fish from December 22nd to December 15, 2025.
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The 29 research locations will be marked with orange and yellow floats. Vessel transiting the area are advised to use caution.
Disclaimer:
This transcript was automatically generated and may contain inaccuracies. Please verify the information independently.
Location mentioned:
Near W Fletcher St, Alpena, MI 49707
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