Table 1.

Transect locations: 5 m belt transects conducted in coastal areas of the Perth metropolitan region and Busselton area.

Transect label	Location	Depth	Light level	Study site
WP1	Woodman Point	3.0 m	High	West/North-West facing gently sloping wall, limestone boulders, high sedimentation rate
WP2	Woodman Point	7.0 m	High	West/North-West facing gently sloping wall, limestone boulders, high sedimentation rate
SM1	South Mole	5.7 m	Low	South facing wall with overhang
SM2	South Mole	7.8 m	Full Sun	Open sandy flat bottom
EB	Eagle Bay	7.2 m	Full Sun	Upper surface of large rock
BJ	Busselton Jetty	6.9 m	Medium	Jetty pylons
Mn*	Mindarie	8.2 m	Medium	West/South-West facing overhang

*Transect Mn was only 3 m in length.