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A couple of large icebergs in the southern ocean near Antarctica

Large trough shell (MMI)
Maori name
Scientific name
Mactra murchisoni
2009 2010 2011 2012 2013 2014 2015 
for the 12 month period to 31/03/2012
Commercial use
Reported catch MHR (kg) 47,290
Commercial allowance TACC (kg) 180,000
Export volume (kg) 0
Estimated domestic consumption (kg) Unknown

Customary use
Customary allowance (kg)
Customary take (kg) Unknown

Recreational use
Recreational allowance (kg)
Recreational take (kg) Unknown

Other sources of mortality
Other mortality allowance (kg) 3,000 
Illegal take (kg) Unknown 
Commercial Catch vs. Allowance* - Trend
Reported catch by month* - Trend
*All amounts are shown in thousands of kgs.