ðeɪ ɑːɹ bˈaɪoʊˈɪɹᵻɡˌeɪɾɚz ænd bˌaɪoʊɾɜːbˈeɪɾɚz ɪn ˈɛstuːˌɑːɹɹiːn sˈɛdɪmənts, ænd ɑːɹ wˈaɪdli hˈɑːɹvɪstᵻd baɪ ɹˌɛkɹiːˈeɪʃənəl ˈæŋɡlɚz æz fˈɪʃɪŋ bˈeɪt.
They are bio-irrigators and bioturbators in estuarine sediments, and are widely harvested by recreational anglers as fishing bait.