Cnidaria

• Australian Spotted Jellyfish - Phyllorhiza punctata
• Snowflake Coral - Carijoa riisei

Tunicates

• Colonial Tunicate / Sea Squirt - Didemnum vexillum
• Lined Compound Tunicate - Botrylloides violaceus

Bryozoans

• Lacy Crust Bryozoan / Kelp Sea Mat - Membranipora membranacea

Echinodermata

• Invasive Brittle Star - Ophiothela mirabilis

Turbellarians

• Hammerhead flatworm/ Hammerhead slug - Bipalium kewense
• New Guinea Flatworm - Platydemus manokwari