NPCs composing that spawngroup :

a_siren_beguiler (33%)

a_siren_beguiler (34%)

a_siren_templar (33%)

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

sirens_13, range=94 (24,-225,-23)

an_enthralled_bulthar (50%)
an_enthralled_bulthar (50%)

sirens_19, range=82 (110,-257,-1)

sirens_26, range=28 (112,-202,3)

an_enthralled_bulthar (100%)

sirens_29, range=33 (137,-175,-135)

sirens_30, range=74 (165,-133,-135)

sirens_38, range=88 (28,-129,-135)

a_siren_beguiler (100%)

sirens_57, range=90 (128,-88,-149)

a_neriad_mistress (100%)

sirens_71, range=98 (119,-78,-153)

a_neriad_mistress (50%)
a_neriad_mistress (50%)

sirens_80, range=18 (107,-193,3)

sirens_112, range=76 (179,-158,3)

sirens_113, range=61 (164,-161,3)

sirens_118, range=82 (132,-97,3)

an_enthralled_bulthar (50%)
an_enthralled_bulthar (50%)

sirens_120, range=37 (120,-141,-54)

a_siren_myrmidon (50%)
a_siren_templar (50%)

sirens_121, range=48 (134,-137,-54)

a_siren_beguiler (50%)
a_siren_myrmidon (50%)

sirens_122, range=38 (87,-140,-54)

sirens_126, range=96 (36,-106,-80)

a_siren_templar (50%)
a_siren_templar (50%)

sirens_137, range=97 (7,-175,-135)

sirens_223847_takp_import_v0, range=90 (187,-138,-135)

sirens_223834_takp_import_v0, range=81 (110,-256,-1)

an_enthralled_bulthar (50%)
an_enthralled_molkor (50%)

sirens_223869_takp_import_v0, range=49 (134,-136,-54)

sirens_a_siren_seductress22_takp_import_v0, range=97 (36,-105,-80)

a_siren_seductress (100%)

sirens_a_siren_enticer8_takp_import_v0, range=39 (87,-139,-54)

a_siren_enticer (100%)

sirens_223843_takp_import_v0, range=1 (104,-174,-135)

sirens_223858_takp_import_v0, range=17 (107,-192,3)

a_servant_sea_elephant (50%)
a_servant_walrus (50%)

sirens_223859_takp_import_v0, range=61 (164,-160,3)

a_servant_manatee (50%)
a_servant_sea_elephant (50%)

sirens_a_servant_walrus127_takp_import_v0, range=77 (179,-157,3)