Low tide on intertidal rocky reef near sand bar and Posidonia australis beds.
Growing on kelp blades in the canopy. Not sure this is B. schosseri.
Suggested by iNat.
Under a loose flat upper littoral zone rock. Several of similar size included in this observation from under this rock.
Water temp 12 degC, Southerly winds viz poor.
Outer Waitemata Harbour at Pipimea Head, Mission Bay, Auckland. Intertidal reef. On the underside of rocks.
This female had a flatworm using her as a road map. These photos are lifted from video.