NPCs composing that spawngroup :

a_siren_beguiler (25%)

a_siren_myrmidon (25%)

a_siren_templar (25%)

a_siren_templar (25%)

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

sirens_23, range=90 (-127,-154,3)

sirens_28, range=82 (-35,-168,-125)

sirens_35, range=96 (33,-81,-135)

sirens_38, range=99 (28,-129,-135)

a_siren_beguiler (100%)

sirens_44, range=10 (-63,-100,3)

sirens_70, range=15 (-54,-78,-133)

sirens_72, range=61 (-51,-30,-133)

sirens_74, range=50 (-27,-54,-157)

a_neriad_mistress (100%)
a_neriad_mistress (100%)

sirens_127, range=54 (-49,-143,-117)

sirens_131, range=97 (-54,7,-110)

a_siren_beguiler (50%)
a_siren_templar (50%)

sirens_132, range=74 (-64,-16,-104)

sirens_133, range=25 (-57,-65,-100)

sirens_134, range=46 (-63,-44,-100)

sirens_136, range=31 (-58,-121,-110)

sirens_112963, range=98 (29,-54,-135)

#Faleniel_of_Darkwater (100%)

sirens_231274, range=62 (-50,-29,-133)

a_watery_servant (100%)

sirens_231277, range=96 (33,-80,-135)

sirens_231279, range=16 (-53,-77,-133)

#shimmering_sea_spirit (10%)
an_icy_servant (90%)