How often do grunion run?



  1. 0 Votes

    They generally run between March and August on eight days of each month. Each run lasts approximately two hours. Altogether, about 48 runs occur each year.

  2. 0 Votes

    Grunion run for a few hours for several days within a few months of a year.  That might be a very vague, and hard to swallow statement, so there is a citation below demonstrating the 2010 runs of Grunion (just to see a comparison).

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