Algae and Plants

The algae and plants of Australasian temperate oceans and seas...

Kingdom Chromista

Class Phaeophyceae: Brown Algae

Order Laminariales: Kelps

Family Lessoniaceae 

(Rottnest Island)

Ecklonia radiata, 'Common/Spiny Kelp'.  Can form dense underwater forests. Found from shallow waters down to 25 metres. Widespread in temperate waters of southern hemisphere.

Kingdom Plantae

Order Asimatales

Family Poisidoniaceae

(Rottnest Island)

Posidonia sp. 'Strapweed'. A group of seagrass with a disjunct distribution; they are found in the Mediterranean and in southern Australian waters.

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