BELLAMBI OUTFALL

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Biological Environment

North of outfall (The Water Board (1991a,b)

- Intertidal Zone 1: limpets (Cellana tramoserica) and patches of barnacles (Chamaesipho columna); alga Caulerpa sp. and shallow pools containing numerous starfish (Patriella calcar).

- Intertidal Zone 2: barnacles (Tesseropora rosea, C. columna) and gastropod species.

- Intertidal Zone 3: cunjevoi (Pyura stolonifera), coralline algae (Corallina officinalis) and red turfing algae.

# South of outfall

- Intertidal Zone 1: sea lettuce (Ulva lactuca) and gastropod species.

- Intertidal Zone 2: barnacles (T. rosea), coralline algae (C. officinalis) and gastropod species.

- Intertidal Zone 3: coralline algae (C. officinalis), red turfing algae and gastropod species.

# Subtidal habitats

- Ecklonia (Kelp) Reef : brown algae (Ecklonia and Sargassum) with a secondary cover of Corallinaceae and Amphiroa; urchins (Heliocidaris erythrogramma and Centrostephanus rodgersii), large gastropods (Turbo torquatus, Austrailium tentiforme, Cabestana spengleri and less commonly Thais orbita), ascidians and limpets (Patella chapmani).

- Mixed Reef (Foliose algae, filamentous algae and sessile invertebrates): primary cover of Zonaria, Sargassum and Dictyota with Caulerpa common in some areas. The secondary cover consisted of Amphiroa, Ralfsia and encrusting Corallinaceae algae.

- Sand Channels: tubeworms (Diopatra dentata and colonies of tubeworms from the family Chaetopteridae) and macroalgae (Caulerpa, Zonaria, Sargassum and Ecklonia).

Turbo torquantus

Ulva

Ecklonia

Centrostephanus rodgersii

Bellambi

(Bell_6) Last updated June 2000