Compilation of Marine Compilation of Marine Algae Species found in Algae Species found in Puerto PePuerto Peñasco and the ñasco and the

GuaymasGuaymas

BackgroundBackground

•15 different species under 3 15 different species under 3 main divisions – Chlorophyta, main divisions – Chlorophyta, Rhodophyta and PhaeophytaRhodophyta and Phaeophyta

•Brief description of each Brief description of each species, and ways to identify species, and ways to identify themthem

•Picture accompanimentsPicture accompaniments

Division Chlorophyta Division Chlorophyta

Enteromorpha Enteromorpha and and UlvaUlva spp. spp.

• Enteromorpha Enteromorpha – – hollow, tubular, hollow, tubular, some branched, some branched, uninucleate cells, uninucleate cells, single chloroplast, single chloroplast, many pyrenoidsmany pyrenoids

• UlvaUlva – blade-like, 2 – blade-like, 2 cells-thick, single cells-thick, single chloroplast, single chloroplast, single pyrenoidpyrenoid

Chaetomorpha Chaetomorpha and and CladophoraCladophora spp.spp.

• Chaetomorpha Chaetomorpha – – uniseriate, uniseriate, unbranched unbranched filaments, filaments, multinucleate cells, multinucleate cells, clumped.clumped.

• Cladophora – Cladophora – tufts, tufts, coarse, grow up 10 6 coarse, grow up 10 6 cm, stiff branches cm, stiff branches that curve in same that curve in same directiondirection

Division PhaeophytaDivision Phaeophyta

Cutleria Cutleria and and Ralfsia Ralfsia spp.spp.

• CutleriaCutleria – – heteromorphic heteromorphic plants, gametophyte plants, gametophyte erect, fan-shaped erect, fan-shaped blades, thallus rigid blades, thallus rigid and flatand flat

• Ralfsia – Ralfsia – crusty and crusty and brittle, two-layered brittle, two-layered thallus, circular thallus, circular outlineoutline

Division RhodophytaDivision Rhodophyta

Halymenia Halymenia and and Hypnea Hypnea spp.spp.

• Halymenia – Halymenia – plant plant erect, gelatinous erect, gelatinous fronds, either fronds, either branching or blade-branching or blade-like thalluslike thallus

• Hypnea – Hypnea – cylindrical cylindrical and compressed, and compressed, slender branches slender branches with curled with curled branchletsbranchlets

Plocamium Plocamium and and ChampiaChampia spp.spp.

• Plocamium – Plocamium – plant plant erect, bushy, bright erect, bushy, bright red, branching in red, branching in zigzag mannerzigzag manner

• Champia – Champia – plant plant erect, small, erect, small, clumped, delicate, clumped, delicate, branches are branches are cylindrical and cylindrical and compressedcompressed

ReferencesReferences

• African Seaweed Database. African Seaweed Database. http://www.seaweedafrica.orghttp://www.seaweedafrica.org• Guiry, M.D., 1996. Rhodophyta. Guiry, M.D., 1996. Rhodophyta.

http://seaweed.ucg.ie/Ireland/Check-listRhodoIre.htmlhttp://seaweed.ucg.ie/Ireland/Check-listRhodoIre.html• Guiry, M.D. and Nic Dhonncha, E. 2002. Algaebase. World-Guiry, M.D. and Nic Dhonncha, E. 2002. Algaebase. World-

wide Web electronic publication. wide Web electronic publication. http://www.algaebase.orghttp://www.algaebase.org• Norris, James N., 1975. Marine algae of the northern Gulf of Norris, James N., 1975. Marine algae of the northern Gulf of

California.California.• Wagonner, B. and Speer, B.R., 2000. Introduction to Wagonner, B. and Speer, B.R., 2000. Introduction to

Phaeophyta. Phaeophyta. http://www.ucmp.berkeley.edu/chromista/phaeophyta.htmlhttp://www.ucmp.berkeley.edu/chromista/phaeophyta.html

• Webb, D. T., 2000. Chlorophyta.Webb, D. T., 2000. Chlorophyta.http://www.botany.hawaii.edu/faculty/webb/BOT311/http://www.botany.hawaii.edu/faculty/webb/BOT311/Chlorophyta/Chlorophyta-100.htmChlorophyta/Chlorophyta-100.htm

• Sze, P., 1998. A Biology of the Algae. WCB McGraw-Hill Sze, P., 1998. A Biology of the Algae. WCB McGraw-Hill publications. publications.