NPCs composing that spawngroup :

a_seahorse_patriarch (20%)

a_soothebrine_seahorse (20%)

a_spinereef_seahorse (25%)

a_squallsurge_seahorse (25%)

tainted_seahorse (10%)

NPCs spawning around that spawngroup :
(Max range : 100)

kedge_a_stingtooth_piranha2, range=39 (-176,-49,85)

a_stingtooth_piranha (100%)

kedge_a_cerulean_sailfin3, range=94 (-160,-164,-91)

kedge sailfins, range=79 (-64,-65,11)

kedge_a_stiletto_fang_piranha94, range=57 (-166,-18,85)

kedge_a_soothebrine_seahorse45, range=76 (-71,-46,21)

kedge_a_bull_shark9, range=43 (-113,-103,-50)

a_bull_shark (95%)
a_frenzied_bull_shark (5%)

kedge_222479, range=52 (-177,-31,95)

kedge Ferocious Hammerhead, range=30 (-131,-43,11)

a_cauldron_hammerhead (90%)
a_ferocious_hammerhead (10%)

kedge piranha or sailfin, range=54 (-100,-104,-53)