σωληνιστής
From LSJ
εἰς πέλαγος σπέρµα βαλεῖν καὶ γράµµατα γράψαι ἀµφότερος µόχθος τε κενὸς καὶ πρᾶξις ἄκαρπος → throwing seeds and writing letters at sea are both a vain and fruitless endeavor
English (LSJ)
οῦ, ὁ,
A one who fishes for the σωλήν 5, Phaeniasap.Ath.3.90e.
German (Pape)
[Seite 1059] ὁ, der die Meermuschel σωλήν fängt, Phanias bei Ath. III, 90 e.