ðeɪ ˈɔːlsoʊ ɹᵻkwˈaɪɚ lˈɑːɹdʒ tˈæŋks æt lˈiːst wˈʌn mˈiːɾɚ slˈæʃ jˈɑːɹd ɪn lˈɛŋθ tə ʃˈoʊ ðɛɹ nˈætʃɚɹəl bᵻhˈeɪvjɚ, ænd kænˈɑːt biː kˈɛpt təɡˌɛðɚ wɪð smˈɔːl fˈɪʃ ɔːɹ ʃɹˈɪmps.
They also require large tanks – at least one meter/yard in length – to show their natural behavior, and cannot be kept together with small fish or shrimps.