A Port Report: Hunter's Keep

 is considered a Knowledge Curiosity item.

Item description
"An odd place. Rest to keep an eye on it."

Obtaining
 is a Port Report which can be obtained in Hunter's Keep, a Sunless Sea port, by doing the Reconnoitre the island action.

Usage
Initial turn in at the The Admiralty Survey Office in  London:  
 * SS paperstacksmall.png +1x Favours: Admiralty's Favour
 * SS fuelsmall.png +1 x Fuel
 * SS echosmall.png +5 x Echo.
 * SS hunterskeep portsmall.png -1 x A Port Report: Hunter's Keep

Subsequent turn ins:  
 * SS fuelsmall.png +1 x Fuel
 * SS echosmall.png +5 x Echo.
 * SS hunterskeep portsmall.png -1 x A Port Report: Hunter's Keep

After the Hunter's Keep In Ruins event  
 * SS fuelsmall.png +1 x Fuel
 * SS echosmall.png +20 x Echo
 * SS jigsawsmall.png +1 x Fragment
 * SS hunterskeep portsmall.png -1 x A Port Report: Hunter's Keep

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