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Munro Lake, Cheboygan County, Michigan, USA
A shallow lake; bottom, mud and sand.
latitude: 45.6147
longitude: -84.6828
Precision of location: Gauged from chart or map
Site Named Here: By name of island, bay, strait, lake, river, or stream, etc., named in source publication
| Dugesia tigrina | Jul 23, 1940 | very numerous animals and cocoons under pieces of wood, on the undersurfaces of stones, and on water plants. Most specimens are animals (all of the spotted type) were four sexually mature ones. Water temperature 27.5 degrees C. | ||
| Dugesia tigrina | Jul 25, 1940 | in the southwest corner of the lake, several immature animals, and cocoons, under fallen timber. Water temperature 25.5 degrees C. |