This is a Freeport city task from Forbidden Lore of the Dismal Rage in North Freeport.
1. Kill 23 primal frostfin sharks in Everfrost. (-136.43,-22.08,117.82)
The Freeport City Tasks guide needs to be updated. For levels 40-44, the quests now given from Forbidden Lore of the Dismal Rage in North Freeport are:
Frostfin Hunting (41)
Eternal Horizon (43)
Random Violence (44)
Separate the Righteous from the Wicked (45)
Bad Case of Crabs (45)