NPCs composing that spawngroup :

a_coldspine_sea_horse (34%)

a_siren_enticer (33%)

a_watery_servant (33%)

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

sirens_9, range=156 (-571,-113,-112)

sirens_10, range=175 (-551,-25,-92)

sirens_13, range=190 (-817,-232,-72)

sirens_19, range=162 (-577,8,-93)

sirens_42, range=172 (-627,-213,-111)

a_swordfish (100%)

sirens_48, range=198 (-711,-266,-26)

sirens_61, range=198 (-766,-261,-42)

sirens_62, range=194 (-749,-260,-42)

an_enthralled_bulthar (50%)
an_enthralled_molkor (50%)

sirens_64, range=192 (-531,-98,-91)

sirens_67, range=180 (-827,-214,-72)

an_enthralled_bulthar (50%)
an_enthralled_molkor (50%)

sirens_78, range=183 (-577,-182,-114)

sirens_83, range=52 (-749,-112,-177)

sirens_86, range=108 (-821,-109,-177)

sirens_87, range=97 (-748,-162,-179)

sirens_93, range=125 (-799,-167,-153)

#Ulth_the_Enraged (20%)
an_enthralled_bulthar (80%)

sirens_94, range=138 (-694,67,-168)

sirens_95, range=195 (-667,120,-194)

sirens_96, range=180 (-649,98,-191)

sirens_117, range=148 (-832,-167,-153)

sirens_118, range=97 (-724,-165,-153)

an_enthralled_bulthar (50%)
an_enthralled_bulthar (50%)

a_coldspine_sea_hors_190190, range=194 (-889,-166,-175)

a_coldspine_seahorse (50%)
a_swordfish (50%)

a_coldspine_sea_hors_190191, range=161 (-849,-167,-168)

a_coldspine_seahorse (100%)

a_coldspine_sea_hors_190192, range=134 (-695,64,-179)

a_coldspine_seahorse (50%)
a_swordfish (50%)

an_icy_servant_190204, range=188 (-888,-155,-172)

a_swordfish (100%)

sirens_223847_takp_import_v0, range=192 (-748,-259,-42)

sirens_an_enthralled_bulthar6_takp_import_v0, range=147 (-830,-167,-153)

an_enthralled_bulthar (100%)

sirens_223833_takp_import_v0, range=96 (-747,-161,-179)

sirens_223838_takp_import_v0, range=50 (-748,-111,-178)

an_enthralled_molkor (50%)
a_watery_servant (50%)

sirens_a_coldspine_sea_horse14_takp_import_v0, range=195 (-666,120,-194)

sirens_223842_takp_import_v0, range=163 (-576,8,-94)

sirens_223852_takp_import_v0, range=188 (-888,-155,-172)

sirens_223841_takp_import_v0, range=161 (-849,-167,-178)

an_enthralled_molkor (50%)
a_neriad_mistress (50%)

sirens_223836_takp_import_v0, range=194 (-889,-166,-179)

sirens_223848_takp_import_v0, range=106 (-820,-108,-177)

an_icy_servant (50%)
a_servant_swordfish (50%)

sirens_223853_takp_import_v0, range=134 (-695,64,-179)

an_icy_servant (50%)
a_coldspine_sea_horse (50%)

sirens_an_enthralled_molkor13_takp_import_v0, range=199 (-703,-267,-27)

an_enthralled_molkor (100%)

sirens_223843_takp_import_v0, range=82 (-693,-146,-149)

an_enthralled_molkor (50%)
an_enthralled_ulthork (50%)

sirens_an_enthralled_ulthork16_takp_import_v0, range=96 (-723,-164,-153)

an_enthralled_ulthork (100%)

sirens_223837_takp_import_v0, range=104 (-685,-166,-153)

#Ulth_the_Enraged (20%)
an_enthralled_bulthar (80%)