Azure Frillfish

[item=193852] is a reward for [npc=195939] treasure
[npc=195939] is located in The Waking Shores, to loot the treasure you have to get [item=199061]
[item=199061] has a low chance to drop from [object=376587] or [object=383735]
which are placed all around dragon isles, you can see them on the minimap after you get
renown 2 and 5 with [faction=2507], it may take from 50 to 100 attempts to get the guide.
To dig [object=383735] you'll need [item=191294]
which you can buy from [npc=187700]
Using [item=199061] will mark the [npc=195939] treasure in The Waking Shores when you enter the zone
First take the Fragrant Plant near the rock pillar then loot the fish.

Part of Treasures of The Waking Shores

/way #2022 47.38 83.38 Pathfinder Jeb
/way #2022 40.92 41.40 Fragrant Plant
/way #2022 40.45 41.36 Bubble Drifter (Requires A Guide to Rare Fish)

Video: https://youtu.be/kz2vCc1Ill0