id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
4141	Not all bands (MDS) are read properly from the MERIS Level 2 imagery	korosov	warmerdam	"gdalinfo MER_RR__2PNPDK20110502_144833_000024913102_00097_47956_7579.N1

gives (last lines only):

Band 1 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(1)
Band 2 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(2)
Band 3 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(3)
Band 4 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(4)
Band 5 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(5)
Band 6 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(6)
Band 7 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(7)
Band 8 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(8)
Band 9 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(9)
Band 10 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(10)
Band 11 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(11)
Band 12 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(12)
Band 13 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Norm. rho_surf - MDS(13)
Band 14 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = YS, SPM, Rect. Rho- MDS(16)
Band 15 Block=1121x1 Type=UInt16, ColorInterp=Undefined
  Description = Alpha, OPT     - MDS(19) 

MDSs are numbered from 1 to 13, then 16 and 19. And in the file MDSs 14-15 and 17-18 also exist. 

The MERIS Level 2 file could be downloaded from:
http://www.brockmann-consult.de/cms/web/beam/meris-products
or the direct link to the example (29 MB):
http://www.brockmann-consult.de/beam/data/products/MER_RR__2PNPDK20030809_100609_000022512018_00466_07534_3898.zip"	defect	closed	normal	1.9.0	default	unspecified	normal	fixed	meris	antonio