artificial hole
a cavity in a hollow log, a pipe or made of tile used for fish spawning

Dictionary of ichthyology. 2009.

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  • dene|hole — «DEEN HOHL», noun. one of the many ancient artificial excavations or pits found chiefly in the chalk formations in Essex and Kent in England and in the valley of the Somme in France. ╂[apparently < dialectal Dene Dane + hole (because the Danes …   Useful english dictionary

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  • dene-hole — /dēnˈhōl/ noun A prehistoric artificial chamber in the chalk, in Kent, Essex, etc, perhaps a flint mine or a storehouse ORIGIN: Perh from ↑dene1, or OE Dene Danes, from popular association; and ↑hole1 …   Useful english dictionary

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