Mysterious Fish

In the array of quests that can be completed by partners for bonding points with the Guardian Knight interface, one quest would be the Mysterious Fish quest. However, this quest can lead to several locations (any location that both partners can access that also has fishing spots). Below is the list of Mysterious Fish quests by location:
*Mysterious Fish (Port Skandia)
*Mysterious Fish (Helonia Coast)
*Mysterious Fish (Crescent Hill)
*Mysterious Fish (Cactakara Forest)
*Mysterious Fish (Demarech Mines)
*Mysterious Fish (Candeo Marsh)
*Mysterious Fish (Triatio Highlands)
*Mysterious Fish (Ventos Prairie)
*Mysterious Fish (Oblitus Wood)
*Mysterious Fish (Star Sand Desert)
*Mysterious Fish (Vulture's Vale)
*Mysterious Fish (Blizzard Berg)
*Mysterious Fish (Rainmist Reach)
*Mysterious Fish (Emerald Marsh)
*Mysterious Fish (Starstruck Plateau)
*Mysterious Fish (Silent Ice Field)
*Mysterious Fish (Port Morton)
*Mysterious Fish (Candetonn Hill)