Below is a guide on the location of the husks found around Cadensia Region in Xenoblade Chronicles 3.
Great Sword’s Base
North of the Bannis Path on the other side of the river
N’ohm Wetlands – Southwest of The Swordface landmark on the shore of the lake
Knife’s Edge Pass – South of Morrack Inlet landmark
Erythia Sea
Needle Reef Beach – North of Littlefort Morley unique enemy
Cay of the Trick Grotto – Just west of the Pioneer’s Inlet on the southwestern side of the sea
Corne Island – South side of island; western side of the sea
Corne Island – East of Corne Island Camp landmark on a higher area
Daedal Isle – Northwestern side of the island along the beach
Daedal Isle – Southwestern side of the island
Lavi Sandbar – Just east of the Sandbar Ferronis Hulk rest spot
Lavi Sandbar – North of the Sandbar Ferronis Hulk
Lavi Sandbar – Northeast of the Sandbar Ferronis Hulk rest spot
Lavi Sandbar – Underneath the Sandbar Ferronis Hulk
Lavi Sandbar – In cave underneath the Sandbar Ferronis Hulk reachable by falling into a sand pit southwest of the hulk
Anu Shoals – Southwest of Barbed Merod unique enemy
Anu Shoals – Southwest of Barbed Merod unique enemy
Anu Shoals – West of the Seaspray Lookout landmark
Cape Arcaphor – Northeast of the Cascade Crossroads landmark
Farlaine Underpass – Reachable during the Side Story: Taion hero quest
Farlaine Underpass – Reachable during the Side Story: Taion hero quest
Daedal Isle – Northeast of Eternal Canopy landmark
Malevolent Hollow