NPCs composing that spawngroup :

a_siren_enticer (50%)

a_siren_priestess (50%)

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

sirens_49, range=66 (-587,-256,-28)

sirens_50, range=46 (-586,-279,-28)

sirens_53, range=70 (-538,-246,-52)

a_siren_enticer (50%)
a_siren_enticer (50%)

sirens_54, range=17 (-547,-329,-52)

a_siren_enticer (50%)
a_siren_enticer (50%)

sirens_56, range=78 (-477,-317,-46)

a_siren_enticer (50%)
a_siren_priestess (50%)

sirens_58, range=91 (-522,-229,-52)

sirens_59, range=89 (-493,-250,-51)

sirens_146, range=36 (-521,-300,-52)

#High_Priestess_Sercema (100%)

#Helsia_Mindreaver_190202, range=33 (-522,-306,-52)

#Helsia_Mindreaver (100%)

sirens_231274, range=90 (-492,-249,-51)

a_watery_servant (100%)
a_watery_servant (100%)

sirens_231277, range=46 (-585,-278,-28)

sirens_231278, range=58 (-515,-272,-52)

a_siren_seductress (100%)
a_siren_seductress (100%)

sirens_231281, range=91 (-522,-229,-52)

sirens_231668, range=33 (-522,-306,51)

#Helsia_Mindreaver (10%)
a_siren_seductress (90%)