NPCs composing that spawngroup :

aqua_goblin_prisoner (34%)

a_cobalt_sailfin (33%)

a_crimson_sailfin (33%)

NPCs spawning around that spawngroup :
(Max range : 200)

kedge_43, range=117 (-232,-152,-86)

kedge_42, range=71 (-281,-149,-108)

a_cauldron_shark (100%)

kedge_41, range=179 (-164,-105,-53)

a_cerulean_sailfin (50%)
a_cobalt_sailfin (50%)

kedge_38, range=147 (-219,-34,11)

a_cauldron_hammerhead (80%)
a_ferocious_hammerhead (20%)

kedge_37, range=188 (-174,-33,17)

a_soothebrine_seahorse (50%)
a_spinereef_seahorse (50%)

kedge_34, range=158 (-191,-156,40)

a_cauldron_shark (100%)
a_cauldron_shark (100%)

kedge_32, range=84 (-259,-121,-123)

a_cobalt_sailfin (100%)

kedge_30, range=160 (-200,-188,47)

kedge_22, range=185 (-161,-148,-80)

a_cerulean_sailfin (100%)

kedge_3, range=184 (-178,-32,95)

kedge_49, range=80 (-361,-192,-67)

a_gloomwater_mermaid (100%)

kedge_51, range=185 (-176,-34,118)

a_stiletto_tooth_piranha (50%)
a_stiletto_tooth_piranha (50%)

kedge_54, range=183 (-173,-182,50)

an_emerald_sailfin (100%)

kedge_65, range=179 (-164,-106,8)

an_emerald_sailfin (50%)
a_crimson_sailfin (50%)

kedge_64, range=177 (-177,-50,90)

an_emerald_sailfin (50%)
a_cerulean_sailfin (50%)

kedge_63, range=76 (-340,-190,-73)

kedge_58, range=107 (-249,-61,-103)

kedge_48, range=121 (-233,-166,-80)

a_cauldron_hammerhead (80%)
Cauldronboil (20%)

kedge_70, range=154 (-243,-232,-105)

kedge_83, range=57 (-286,-120,-101)

a_cauldron_shark (100%)

kedge_54825, range=145 (-222,-33,5)