As far as I can remember, from my Google Photos and memory:
Marine fishes:
- Spotted wobbegong shark
- Bowmouth guitarfish
- White-spotted wedgefish
- Blotched fantail ray
- Red stingray
- Cherry anthias
- Blue-and-yellow grouper
- White-edged lyretail grouper
- Orange spotted grouper
- Giant grouper
- Coral trout
- Great barracuda
- Leafy seadragon
- Ambon scorpionfish
Freshwater fishes:
- Borneo redfin sharkminnow
- Boeseman's rainbowfish
- Red rainbowfish
- Clown loach
- Torpedo barb
- Pearl gourami
- Sumatra barb
- Pao palembangensis
- Porochilus rendahli
- Giant mottled eel
- Ocellated snakehead
- Hasselt's loach
Reptiles and amphibians:
- Asian water monitor
- Panther chameleon
- Flying gecko
- Diamondback terrapin (housed temporarily during pre-opening)
- Indonesian false bloodsucker lizard
- Pearl tree frog
Cephalopods:
- Giant Pacific octopus
- Common octopus
- Callistoctopus ornatus
- Wunderpus photogenicus
- Broadclub cuttlefish
- Bigfin reef squid
- Chambered nautilus
Crustaceans and other marine arthropods:
- Bullseye rock lobster
- Dardanus megistos
- Giant isopod
- Horsehair crab
- Pugettia producta
- Palaemonetes sp
Cnidarians and other invertebrates:
Insects and arachinds:
- Dorcus bucephalus
- Parry's stag beetle
- Caucasus beetle
Mammals:
- Sunda slow loris
- Sugar glider
- Cotton-top tamarin
- Sunda porcupine
- Common palm civet
Avians: