NPCs composing that spawngroup :

Ailing_Walrus (20%)

a_massive_walrus (20%)

a_servant_manatee (20%)

a_servant_manatee (20%)

a_servant_sea_elephant (20%)

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

sirens_1, range=53 (204,-126,-181)

sirens_26, range=66 (112,-202,3)

an_enthralled_bulthar (100%)

sirens_28, range=61 (104,-175,-135)

sirens_29, range=30 (137,-175,-135)

sirens_30, range=28 (165,-133,-135)

sirens_33, range=93 (175,-68,-135)

#a_siren_sorceress (50%)
a_siren_beguiler (50%)

sirens_57, range=81 (128,-88,-149)

a_neriad_mistress (100%)

sirens_69, range=68 (201,-103,-181)

sirens_71, range=94 (119,-78,-153)

a_neriad_mistress (50%)
a_neriad_mistress (50%)

sirens_80, range=65 (107,-193,3)

sirens_112, range=15 (179,-158,3)

sirens_118, range=71 (132,-97,3)

an_enthralled_bulthar (50%)
an_enthralled_bulthar (50%)

sirens_120, range=48 (120,-141,-54)

sirens_121, range=38 (134,-137,-54)

a_siren_beguiler (50%)
a_siren_myrmidon (50%)

sirens_122, range=79 (87,-140,-54)

sirens_138, range=40 (200,-142,-135)

sirens_288182, range=15 (179,-158,3)

sirens_288185, range=66 (112,-202,3)

##_an_enthralled_bulthar (75%)
##_an_enthralled_molkor (25%)

sirens_288186, range=71 (132,-97,3)

##_an_enthralled_bulthar (100%)

sirens_288194, range=53 (204,-126,-181)

##_a_coldspine_seahorse (70%)
##_a_swordfish (30%)

sirens_288200, range=81 (128,-88,-149)

##_a_neriad_mistress (60%)
##_a_neriad_weaver (40%)

sirens_288201, range=68 (201,-103,-181)

sirens_288202, range=65 (107,-193,3)

##_#a_massive_manatee (15%)
##_a_servant_manatee (85%)

sirens_288204, range=61 (104,-175,-135)

sirens_288205, range=38 (134,-137,-54)

##_a_siren_beguiler (50%)
##_a_siren_myrmidon (50%)

sirens_288207, range=93 (175,-68,-135)

##_#a_siren_sorceress (40%)
##_a_siren_beguiler (60%)

sirens_288209, range=40 (200,-142,-135)

##_a_siren_myrmidon (60%)
##_a_siren_templar (40%)

sirens_374555, range=23 (174,-182,6)

#path_to_Latazura (100%)
#path_to_Latazura (100%)