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Cladophora columbiana Collins
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Synonyms:
Cladophora hemisphaerica Gardner
Illustrations:
Abbott and Hollenberg 1976, p. 104, fig. 63 ( branching pattern ); Scagel 1966, pl. 47, fig. C ( terminal cell ), pl. 48, fig. D ( branching pattern ), pl. 49, fig. B ( rhizoidal base ), fig. C ( thickened cell wall, as C. trichotoma ); Scagel 1967, p. 63, fig. 19: a ( habit ), b ( branching pattern ), c ( terminal cell, as C. trichotoma ); Setchell and Gardner 1920 b, pl. 16, fig. 2 ( branching pattern, as C. trichotoma ); Smith 1944, pl. 7, fig. 2 ( branching pattern, as C. trichotoma ); Waaland 1977, pl. 3 ( color photo: habitat ) Display references
Pacific Coast Distribution:
Blank Is ., near Ketchikan, Alaska ( Lindstrom and Scagel 1980, p. 165 ) to Monterey Peninsula, Calif. ( Smith 1944, p. 58, as C. trichotoma ); Kasler Pt ., Monterey Co ., Calif. to Pt. Conception, Santa Barbara Co ., Calif. ( Silva 1948, p. 16, as C. trichotoma ); Government Pt ., Santa Barbara Co ., Calif. ( Murray and Littler 1989, p. 65 ); Channel Is ., Calif. ( Santa Rosa I ., Anacapa I.: Murray and Littler 1989, p. 65; Santa Cruz I.: Apt et al. 1988, p. 40; San Nicolas I.: Caplan and Boolootian 1967, p. 209, as C. trichotoma ; Santa Barbara I.: Silva in UC; Santa Catalina I.: Nicholson and Cimberg 1971, p. 37, as C. trichotoma ); Ventura, Calif. ( Ferren et al. 1990, p. 233 ); Los Angeles Co ., Calif. ( Malibu: Murray and Littler 1989, p. 65; San Pedro: Dawson 1959 b, pp. 186, 188, 191, as C. trichotoma ); San Diego Co ., Calif. ( Ocean Beach: Murray and Littler 1989, p. 65; Pacific Beach: Collins et al. 1900 [ 1895 & ndash; 1919 ], no. 727 ); Baja Calif. ( Punta Bandera: L. Aguilar Rosas and Pacheco Ruiz 1986, p. 77; to Punta Baja: Dawson 1954 b, p. 106, as C. trichotoma ; Islas Todos Santos: R. Aguilar Rosas et al. 1990, p. 123; Isla Cedros: Dawson 1953 a, p. 106, as C. trichotoma ) Display references
Taxonomy:
de Jesus et al. 1989, p. 768; Abbott and Hollenberg 1976, p. 105 Display references
Life History:
uninvestigated, but probably alternation of isomorphic phases, with quadriflagellate zoospores and biflagellate isogametes
Biology/Ecology:
Trowbridge 1993 a; Fawley 1991, p. 545; D ' Antonio 1986 b, p. 267; D ' Antonio 1985, p. 204; P. Taylor 1985, p. 336; Dethier 1984, p. 105; Sousa 1984, p. 1923; Dethier 1982, p. 62; Littler and Arnold 1982, p. 309; P. Taylor and Littler 1982, p. 138; Stewart 1982, p. 53; Devinny 1978, p. 358; Dayton 1975, p. 140 ( as C. trichotoma ); Dayton 1971, p. 375 ( as C. trichotoma ); Caplan and Boolootian 1967, p. 209 ( as C. trichotoma ); Rigg and Miller 1949 ( as C. trichotoma ); Doty 1946, p. 323 ( as C. trichotoma ) Display references
Epiphytes:
Erythrocladia irregularis , Erythrotrichia carnea
Chemistry:
Gerwick et al. 1993, p. 657 Display references
 
J F M A M J J A S O N D
BRITISH
COLUMBIA 		Repr           green dot             Common, on rocks in pools in the upper intertidal in fully sheltered to fully exposed habitats. Scagel 1957, p. 55. Scagel 1973, p. 130 ( both as Cladophora trichotoma ). Hawkes et al. 1979, p. 88. Display references
Ster   green dot     green dot green dot green dot green dot green dot      
                       
COLUMBIA
RIVER 		Repr         green dot   green dot           Common, in high lying pools, crevices and sheltered sandy places. Doty 1947, p. 22 ( as C. delicatula ), p. 23 ( as C. trichotoma ). Sanborn and Doty 1947, p. 25. Markham and Celestino 1977, p. 257 ( both as C. trichotoma . Display references
Ster       green dot green dot green dot green dot green dot   green dot    
                       
CAPE
ARAGO 		Repr                         Abundant, in tufts on high shaded rocks. Dawson 1965 a, p. 10 ( as C. trichotoma ). Display references
Ster green dot green dot green dot green dot green dot green dot green dot green dot green dot green dot green dot green dot
                       
CAPE
MENDOCINO 		Repr                         Abundant, on high, outer, wave-splashed rocks. Dawson 1965 a, p. 10 ( as C. trichotoma ). Kjeldsen 1995, p. 4. Display references
Ster     green dot green dot green dot green dot green dot          
                       
POINT
ARENA 		Repr green dot green dot green dot green dot green dot green dot green dot green dot green dot green dot green dot green dot Abundant, on rocks, high intertidal, in moderate to fully exposed habitats. Johansen 1966 a p. 89 ( as C. trichotoma ). Kjeldsen 1995, p. 4. Display references
Ster green dot green dot green dot green dot green dot green dot green dot green dot green dot green dot green dot green dot
                       
SAN
FRANCISCO 		Repr                         Abundant, everywhere, growing on tops and sides of rocks, in tufts, mid intertidal. Neither abundant nor luxuriant in San Francisco Bay. Smith 1944, p. 58 ( as C. trichotoma ), p. 61 ( as C. delicatula ). Silva 1979, pp. 342, 344. Display references
Ster     green dot green dot green dot green dot green dot green dot green dot green dot   green dot
                       
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Page dated: Mon Feb 13 21: 24: 48 2006
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