Do artificial reefs work?

An interesting article out of Australia examining whether artificial reefs are an effective method of encouraging and protecting fish stock.

"The concept for constructing artificial reefs as a means of enhancing recreational fisheries is now considered questionable by fisheries managers if we are to maintain fish stocks at sustainable levels."

Read the entire article here:
http://www.pir.sa.gov.au/fisheries/recreational_fishing/artificial_reefs/do_artificial_reefs_work