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Nannostomus beckfordi	Gold line Pencilfish/ Beckford's pencil fish, Gold pencil fish, Golden pencil fish	5.0 - 8.0	21 - 27c	Article
Nannostomus eques	Hockeystick Pencilfish/ Brown/Rocket/Brown-tailed/Diptail/Tubemouth pencilfish/ Poeciliobrycon eques/ Poeciliobrycon auratus/ Nannobrycon	4.5 - 7.5	22 - 28c	Article

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Bullrout Notesthes robusta


Photo thanks to murrayman85

Temperature:
pH Level: 7.0 - 8.0
General Hardness: Moderate
Max. Size: 30cm
Realistic Max. Size: 30cm
Tank Size: 4X1.5X1.5
Feeding: Usually will take any high protein pellets, live and frozen meaty foods. Can be difficult/impossible to wean.
Temperament: Aggressive as they mature.

About: Native to NSW and Southern Queensland, Bullrout or freshwater...

Crazy Fish Butis butis


Photo thanks to Capitan Primero

Temperature: 20 - 27c
pH Level: 7.0 - 8.2
General Hardness: Moderate - Hard
Max. Size: 13cm
Realistic Max. Size: 13cm
Tank Size: 3x1.5x1.5
Feeding: Carnivore, preference for live or frozen food, can be difficult to wean onto pellets.
Temperament: Generally Peaceful but will eat smaller fish.

About: Butis are known as Crazy Fish because they...

Australian Lungfish Neoceratodus fosteri


Picture thanks to Neil Armstrong & Dave Wilson, Aquagreen

Temperature: 10 - 30c
pH Level: 6 - 8
General Hardness: hard
Max. Size: 1.5m
Realistic Max. Size: 1 Meter +
Tank Size: 6x2x2
Feeding: Worms, Shrimp, snails, beef heart, etc.
Temperament: Peaceful though sometimes nippy and will eat small fish.

About: Wow, where to start? These ancient fish have been...