Cladophora arcta (Dillwyn) Kütz.

• Region

  North America

• Country

  United States of America

• State/Province

  Maine

• County/Municipio

  Hancock Co.

• Locality

  Mount Desert Island, Seal Harbor, Crowninshield Point, in tide pool

• Coordinates

  44.289, -68.2439

• Coordinate Uncertainty (m)

  125.569

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Located coordinates of geogr. center of Crowninshield Point. Measured from coord. to farthest extent of the point to find linear extent (114 m). Input info. into MaNIS Georef. Calc. to find uncert. rad. (Bounded Area).

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

phycotheca boreali-Americana. Collins, holden, and SetchelL-
815. Gladophora arcfa ****
Kuetzing, Phyc. Germ., p. 263, 1845.
Harvey, Nereis Bor.-Am., part 3, p. 75, 1857.
Farlow, Proc. Amer. Acad., Vol. X, p. 379, 1875 ; Report of U. S.
Fish Commission for 1875, p. 713, 1876 ; N. E. Marine Algae,
p. 50, 1881.
Conferva arcta Dillwyn, British Confervae, p. 67, 1809.
Cf. P. B.-A. No. 224, for spring state.
In tide pool, Crowninshield Point, Seal Harbor, Mount
Desert Island, Maine, July 14, 1900.
F. S. COLLINS.
This is the summer state of C. arcta and is quite distinct from
the var. centralis, P. B.-A., No. 721, which occurs in the same lo-
cality, but is so different in habit that the two are easily distinguish-
ed.
F. S. C.
02348624