ðiːz sˈɛnsɚɹi ˈɔːɹɡənz, wˌɛn fˈaʊnd ɪn ɛkstˈænt spˈiːsiːz ʌv fˈɪʃ, ɑːɹ tˈuːbz ænd kənˈælz ɹˈɪtʃ ɪn nˈʊɹɹəmˌæsts ʃˈoʊn təbi ɪmpˈoːɹtənt ɪn dɪtˈɛktɪŋ tʃˈeɪndʒᵻz ɪn wˈɔːɾɚ pɹˈɛʃɚ ænd mˈuːvmənt, ɐlˈɔŋ wɪð ˈɪnfluːənsɪŋ sˌʌm ʌv ðɛɹ bᵻhˈeɪvjɚɹəl pˈætɚnz.
These sensory organs, when found in extant species of fish, are tubes and canals rich in neuromasts shown to be important in detecting changes in water pressure and movement, along with influencing some of their behavioral patterns.