Vegetative and Reproductive Phenology of Chondrophycus perforatus and Laurencia viridis (Rhodomelaceae, Rhodophyta) in Tenerife, Canary Islands

M.C. Gil-Rodríguez and R. Haroun
FIGURES 1 – 5; TABLE 1

Fig. 1. Location of the two study sites in Tenerife Island (Canary Islands).– Site N: Punta del Hidalgo. Site S: Paraíso Floral.

map of Canary Islands

Fig. 2. C. perforatus from Site N, October 1988 – September 1990.
2a: Biometry.
2b: Percentage of sterile/fertile plants.

fig 2a fig 2b

Fig. 3. C. perforatus from Site S, October 1988 – September 1990.
3a: Biometry.
3b: Percentage of sterile/fertile plants.

fig. 3a fig. 3b

Fig. 4. Laurencia viridis from Site N, October 1988 – September 1990.
4a: Biometry.
4b: Percentage of sterile/fertile plants.

fig. 4a fig. 4b

Fig. 5. Laurencia viridis from Site S, October 1988 – September 1990.
5 a: Biometry.
5b: Percentage of sterile/fertile plants.

fig. 5a fig. 5b

Table I. Physico-chemical parameters at the two intertidal sites.

  Northern Site Southern Site
Irradiance 50 µmol m-2sec-1

100 µmol m-2sec-1
Water temperature, Winter 17–19 ºC 19–21 ºC
Water temperature, Summer 21–22 ºC 22–25ºC
Salinity 37 ‰ 38 ‰
pH 8.2 8.1