The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.

IO035.05

Country / Post British Indian Ocean Territories
Date of Issue 8 November 2005
Primary theme Fauna (Marine fauna)
Subject 40th Anniversary of BIOT
Width 32.0 mm
Height 47.5 mm
Denomination 0.34 GBP
Number in set 8 (show set)
Layout/Format miniature sheet of 8 of 8 designs
Perforations 14.5 by 14.5
Stamp issuing authority British Indian Ocean Territory Administration
Printer BDT International Security Printers