Koalinth are aquatic Hobgoblin that live underwater. They have gills, and cold fish live skin that is a blueish greenish color. They Most commonly use Tridents and longswords. Because of the underwater terrain the weapons are usually rusty and easily break able.
p<. Here is a 4E Monster page for them
Koalinth warrior level 3 Skirmisher Medium natural humanoid (Aquatic)
Initative +6 senses-Perception +3 HP-45 Lowlight Vision AC-20 Fort-18 Ref-17 Will-15 Speed-5, 10 swimming
Trident (standard at-will) Weapon +5 vs. AC 1d8 +3 damage _______ Swimming Charge (standard Encounter) +7 vs. Ref 1d10 +4 damage. Moves immetiatly to foe. Not usable above water.
Alignment-Evil Languages- Common, Goblin Skills- Athletic +8 History +5 Str 19 (+5) Dex 15 (+3) Wis 13 (+2) Con 15 (+3) Int 10 (+0) Cha 9 (-1)