Black sharkminnow vs Dadio: can they live together?

Verdict: Not recommended

An adult Black sharkminnow is about 30 times the length of a Dadio and may eat it.
Their temperature ranges only just meet, at 24°C (75°F).
A pH of 6.5–7.5 suits both.

Side by side

	Black sharkminnow	Dadio
Adult size	90 cm (35 in)	3 cm (1.2 in)
Minimum tank	475 L (125 US gal)	75 L (20 US gal)
Temperature	24–27°C (75–81°F)	20–24°C (68–75°F)
pH	6.5–7.5	6.0–8.0
Hardness	2–15 dGH (36–268 ppm)	2–10 dGH (36–178 ppm)
Temperament	Peaceful	Peaceful
Community tank	Good	–
Care level	Easy	Easy
Diet	Omnivore	Omnivore