76
Species
Depth
Characteristics
Ulva lactuca
(ulvales)
(seaweedsolutions.com)
 Plantae (Reign)
 Viridiplantae (Under -
Reign)
 Chlorophyta (Branch)
 Chlorophytina (Under -
Branch)
 Ulvophyceae (Class)
 Ulvales (Order)
 Ulvaceae (Family)
 Ulva (Type)
 Ulva lactuca (Specie)
Shallow waters up to
10m
from
the
mediolittoral stag
-A thin, flattened thallus, lobed.
-Two layers of cells each with a single
chloroplast.
-A soft blade.
-The seaweed adheres to the substrate
thanks to a small fixation disc,
surmounted by a very short stem.
Appendix 1: Dominant flora and fauna in the Skikda costline