Sh1n (@hey_itsmyturn) reposted the following notice from @UK_MTO:

UKMTO WARNING 177-26

Click here to view the full product.⤵️
https://www.ukmto.org/-/media/ukmto/products/20261018-ukmto_warning_177-26.pdf?rev=28d33ea82a1a45bea904cd44b82f4050

The original post included the hashtags #MaritimeSecurity and #MarSec.