Amarin Corporation plc
AMARIN CORP PLC\UK (Form: EFFECT, Received: 03/30/2011 06:00:10)
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

NOTICE OF EFFECTIVENESS

Effective Date: March 29, 2011
Accession Number: 0001193125-11-080000
Submission Type: POS AM
CIK: 0000897448
Company Name: AMARIN CORP PLC\UK
File Number: 333-151986