Hon Lynn MacLaren questions the Minister for Environment regarding the Mangles Bay marina development's potential impacts on water quality, marine life, and seagrass, particularly concerning cumulative impacts and mitigation strategies. The Minister's response refers to the EPA's assessment and appeals process, highlighting public availability of reports and strengthened environmental conditions.

AnsweredQoN 470Legislative Council
Asked
6 May 2015
Portfolio
Environment

QuestionView source ↗

MANGLES
BAY MARINA DEVELOPMENT
470. Hon LYNN MacLAREN to the
minister representing the Minister for Environment:
I refer to the proposed marina development at Mangles Bay
near Point Peron.
(1) Can the
minister provide evidence that the accumulated impacts from multiple coastal
developments, either planned or approved, on water quality, seagrass, fish and
marine megafauna in Cockburn Sound has been considered?
(2) With a
possible increase of 500 boats from the proposed Mangles Bay marina, how will
the important travelling and feeding areas for little penguins in Mangles Bay
be protected, bearing in mind that Murdoch University research shows that
one-third of little penguin deaths in Cockburn Sound are linked to boat
strikes?
(3) Replanting
seagrass has been identified as a high-risk strategy with few successes. Please
provide details on how the proposal to replant 10 hectares of seagrass will be
managed to ensure that it becomes useful habitat in the long term.
(4) How will
the release of mercury, heavy metals and acid sulphates due to the proposed
dredging activities be managed?

AnswerView source ↗

I thank the member for some notice of the question.
(1)–(4)
The Environmental Protection Authority assessed the potential environmental
impacts of the Mangles Bay marina–based tourist precinct proposal,
which included marine fauna, little penguins, heavy metals, seagrass and
cumulative impacts to marine ecosystems. This proposal was advertised for
public review for 10 weeks and 262 submissions were received by the
Environmental Protection Authority. The Environmental Protection Authority's
report, which is publicly available, recommended that the proposal be granted
environmental approval subject to a number of conditions.
Appeals were received on the
Environmental Protection Authority report that were complex and detailed in
nature and raised the same environmental matters that the member raised in her
question. The Office of the Appeals Convenor's report addressing these
matters is also publicly available.
The Minister for Environment
determined the outcome of the appeals on 13 February 2014. To ensure that the
marine and terrestrial environment will be adequately monitored and protected,
the Minister for Environment required that a number of conditions recommended
by the Environmental Protection Authority be strengthened.

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