In this paper the preliminary study were conducted on the Cnidaria (Siphonophorae)
in the Commercial port of Latakia city between November 2013 and August 2014. Nine
species of Siphonophorae were identified, most of them listed during February 2014
.
The most abundant species are : Eodoxoides spiralis and Bassia bassensis ; Chelophyes
contorta is the lowest abundance species and were recorded for the first time in Syrian
costal water.
The highest abundance of Cnidaria were recorded during May with average 130
ind./100m3 , 98% of this average belong to Siphonophorae , whereas the lowest abundance
recorded at August (1 ind./ 100m3) , in May the highest abundance of Siphonophorae (426
individual / 100 m3) in the station St2 were recorded. The most diverse and abundance
station was St.2 (Far off the pollution source ) , while the station St.1(Exposed to direct
pollution) was least in abundance and diversity of siphonophorae.