NPCs composing that spawngroup :

Priestess_Sercema (100%)

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

sirens_3, range=158 (-773,-617,-155)

sirens_4, range=92 (-713,-646,-155)

sirens_5, range=189 (-587,-517,-209)

sirens_6, range=89 (-566,-647,-152)

sirens_7, range=104 (-639,-596,-176)

sirens_41, range=174 (-808,-738,-181)

sirens_48, range=5 (-640,-695,-152)

sirens_60, range=84 (-713,-662,-47)

sirens_75, range=162 (-501,-613,-155)

sirens_82, range=123 (-550,-613,-72)

sirens_85, range=136 (-728,-597,-78)

sirens_97, range=53 (-691,-695,-46)

sirens_98, range=43 (-668,-732,-58)

sirens_99, range=57 (-581,-695,-46)

sirens_100, range=43 (-610,-733,-58)

sirens_101, range=61 (-594,-657,-68)

sirens_102, range=1 (-639,-701,-58)

sirens_103, range=43 (-663,-665,-60)

sirens_104, range=42 (-614,-665,-60)

sirens_105, range=60 (-661,-644,-62)

sirens_106, range=61 (-616,-643,-62)

sirens_118, range=43 (-640,-743,-164)

sirens_142, range=62 (-682,-656,-68)

sirens_143, range=103 (-727,-753,-68)

sirens_144, range=104 (-549,-754,-68)

sirens_145, range=38 (-638,-738,-25)

Fellspine_takp_import_v0, range=106 (-639,-594,-164)