A Port Report: The Uttershroom

 is considered a Knowledge Curiosity item.

Item description
"There's only one of it. For now."

Obtaining
 is a Port Report which can be obtained in The Uttershroom, a Sunless Sea port, by doing the Gather intelligence action.

Usage
Initial turn in at the The Admiralty Survey Office in  London:  
 * SS paperstacksmall.png +1 x Favours: Admiralty's Favour
 * SS fuelsmall.png +1 x Fuel
 * SS echosmall.png +50 x Echo.
 * SS uttershroom_portsmall.png -1 x A Port Report: The Uttershroom

Subsequent turn ins:  
 * SS fuelsmall.png +1 x Fuel
 * SS echosmall.png +50 x Echo.
 * SS uttershroom_portsmall.png -1 x A Port Report: The Uttershroom

For all the port report locations go the Port Report page.