Because oxygen concentration in the water increases at both low temperatures and high flow rates, aquatic amphibians in these situations can rely primarily on cutaneous respiration, as in the Titicaca water frog and the hellbender salamander.
bɪkˈʌz ˈɑːksɪdʒən kˌɑːnsəntɹˈeɪʃən ɪnðə wˈɔːɾɚɹ ˈɪŋkɹiːsᵻz æt bˈoʊθ lˈoʊ tˈɛmpɹɪtʃɚz ænd hˈaɪ flˈoʊ ɹˈeɪts, əkwˈæɾɪk æmfˈɪbiənz ɪn ðiːz sˌɪtʃuːˈeɪʃənz kæn ɹᵻlˈaɪ pɹaɪmˈɛɹᵻli ˌɔn kjuːtˈeɪniəs ɹˌɛspᵻɹˈeɪʃən, æz ɪnðə tˌɪɾɪkˈɑːkə wˈɔːɾɚ fɹˈɑːɡ ænd ðə hˈɛlbɛndɚ sˈælɐmˌændɚ.