Received via G8JNJ SDR receiver located in the South West UK. Very clearly Portuguese. CHU Canada standard time broadcasting station can be clearly be heard underneath the chatter. Sounds like these could be fishermen on similar peskies pescadores like comms.
7.850 MHz USB 7850kHz USB 7850.000 KHZ USB 7,850 kHz USB UNID comms Portuguese language chatter on fixed mobile allocation, CHU Canada frequency!