æz dʒˈuːvənˌaɪlz, ðeɪ pɹɪfˈɜː ʃˈæloʊ wˈɔːɾɚ ˌʌndɚ zˈiəɹoʊ.fˈaɪv ˈɛm dˈiːp wɪð kˈoːɹs sʌbstɹˈɑːɾəm ænd fˈæstɚ ðɐn ˈævɹɪdʒ stɹˈiːm flˈoʊ sˈʌtʃ ɐz ðæt fˈaʊnd ɪn ɹˈɪfəlz.
As juveniles, they prefer shallow water (under 0.5 m deep) with coarse substratum and faster than average stream flow (such as that found in riffles).