The red creature is a Sea Tulip Pyura gibbosa
Also, there are mussels, barnacles,
Sea urchin with creature still inside and a few broken pink spines attached. Didn't realise there was a bonus jewel beetle in this shot- Metallic Jewel Beetle Scutiphora pedicellata
Gunns Screw Shell Gazameda gunnii
Eggs of Cartrut Shell Dicathais orbita
Violet Snail with its bubble float Janthina janthina
Flipped over to show the pale side
This one is older, no more bubble float
Two kinds of barnacles- The one with many plates is Surf Barnacle Catomerus polymerus - the one with heavily striated plates is Rose-coloured Barnacle Tesseropora rosea
Found this guy upside down on the sand- Leaf Beetle Paropsis atomaria
Sea Urchin
A very spiky little fish, bindi of the sea. Turretfish Tetrosomus sp