Ulva clathrata

Ulva clathrata (Roth) C. Agardh

Conferva clathrata Roth, 1806:175.

Ulva clathrata (Roth) C. Agardh, 1811:23; Blomster et al., 1999:579; Pedroche et al., 2005:23; Servière-Zaragoza et al., 2007:8; Pacheco-Ruíz et al., 2008:191, 201.

Enteromorpha clathrata (Roth) Greville, 1830:lxvi, 181; Collins, 1909b:199; Setchell and Gardner, 1920b:260; Dawson, 1959a:7, 10; Dawson, 1961b:373; Dawson, 1962b:228; Bliding, 1963:107, figs. 64–69; Huerta-Múzquiz and Tirado-Lizárraga, 1970:126; Norris,

1976a:73, fig. 27; Huerta-Múzquiz, 1978:339; Silva, 1979:340; R. Aguilar-Rosas, 1982:84; Ibarra-Obando and R. Aguilar-Rosas, 1985:96; De la Lanza et al., 1989:91; Mateo-Cid and Mendoza-González, 1991:26; Rocha-Ramírez and Siqueiros-Beltrones, 1991:24; Mateo-Cid et al., 1993:51; Servière-Zaragoza et al., 1993:482; Mendoza-González et al., 1994:111; González-González et al., 1996:283; Riosmena-Rodríguez and Paul-Chávez, 1997:66; Mendoza-González and Mateo-Cid, 1998:24; Yoshida, 1998:34; Núñez-López et al., 1998:38; Rodríguez-Morales and Siqueiros-Beltrones, 1999:22; Blomster et al., 1999:575, figs. 2, 10–16, Mateo-Cid et al., 2000a:69; Paul-Chávez and Riosmena-Rodríguez, 2000:146; Cruz-Ayala et al., 2001:190; Hayden et al., 2003:288, tbl. 4; Abbott and Huisman, 2004:46, fig. 5A–C; R. Aguilar-Rosas et al., 2005b:35.

Enteromorpha crinita Link in Nees, 1820:2 [index]; Dawson, 1945b:22.

Enteromorpha clathrata var. crinita (Link in Nees) Hauck, 1884:429; R. Aguilar-Rosas, 1982:85; Sánchez-Rodríguez et al., 1989:39.

Ulva muscoides Clemente y Rubio, 1807:320; Cremades and Pérez-Cirera, 1990:490.

Enteromorpha muscoides (Clemente y Rubio) J. Cremades in Cremades and Pérez-Cirera, 1990:489; Silva et al., 1996a:737; Núñez-López et al., 1998:38; Blomster et al., 1999:575, figs. 1, 3–9, 22–25; Cruz-Ayala et al., 2001:190.

Enteromorpha plumosa sensu Setchell and Gardner, 1930:137 [non Enteromorpha plumosa Kützing, 1843:300; which is now Ulva paradoxa C. Agardh, 1817:XXII].

Ulva ramulosa J. E. Smith, 1810:pl. 2137.

Enteromorpha ramulosa (J. E. Smith) Carmichael in W. J. Hooker, 1833:315; Huerta-Múzquiz and Tirado-Lizárraga, 1970:126; Mendoza-González and Mateo-Cid, 1998:24.

Algae cylindrical to slightly compressed, up to 10 cm tall and 0.5–2.0 mm in diameter, and repeatedly branched, with numerous proliferations. Branches and ultimate branchlets end in multiseriate or uniseriate rows of cells. Cells in surface view, in distinct longitudinal rows in narrower portions, and either similarly ordered or more randomly arranged in broader older portions; cells 8–20 µm wide and 8–36 µm long, with a single chloroplast and 1 or more pyrenoids.

HABITAT. On rocks, mudflats and tidal platforms, in crevices, and in tide pools; generally in protected habitats; high to mid intertidal.

DISTRIBUTION. Gulf of California: Puerto Peñasco to Bahía de La Paz; Punta Arena (vicinity of Cabo Pulmo). Pacific coast: Alaska to Oaxaca; Isla Clarion (Islas Revillagigedo); Isla Clipperton; Hawaiian Islands; Chile; China; Japan.

TYPE LOCALITY. Fehmarn, SW Baltic Sea(Roth, 1806) [neotype locality: Landskoma, Baltic Oresund (neotype illustrated by Bliding, 1963: fig. 69a–d)].

Ulva clathrata is a species of seaweed in the family Ulvaceae that can be found in such European countries as Azores, Belgium, Ireland, Netherlands, and the United Kingdom. It is also common in Asian and African countries such as Israel, Kenya, Mauritius, South Africa, Tanzania, Japan, Portugal and Tunisia. It has distribution in the Americas as well including Alaska, Argentina, Brazil, Cuba, Grenada, Hispaniola, and Venezuela. Besides various countries it can be found in certain gulfs, oceans and seas such as the Gulf of Maine and Gulf of Mexico, Indian Ocean and European waters (including Mediterranean Sea).