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Arrival of Juvenile Leopard Frogs

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juvenile Leopard Frog, Canada: Quebec: St-Barthelemy boatlaunch, in backwater of Maskinonge River, at its mouth on the St Lawrence River, 9.88 km SSW Maskinonge. (107m btwn wpts), 31I/3, 46.14849° N 73.07223° W Arrival and abundance of Juvenile Leopard Frogs in Bishops Mills citation of truncated version: Frederick Schueler. 2019.  Arrival and abundance of Juvenile Leopard Frogs in Bishops Mills. CHORUS: Newsletter of the Ottawa Amphibian and Reptile Association 35(7):4-6 There’s a verse in the Leopard Frog song that goes –  Let us live here in Bishops Mills On the first of every August When the metamorphs from the South Branch marsh Come and fill the fields and the gardens. - but this year the first juvenile  Lithobates pipiens  didn’t show up until the 17 th  of August, which has inspired me to see how variable the date of arrival has been by filtering our database with - RTOD(ACOS(COS(DTOR(LATITUDE-44.87246))*COS(DTOR(LONGITUDE--75.70096)*COS(DTOR(44.8