• Lumpsucker (Cyclopterus lumpus) otoliths: dissection, mounting and age-reading 

      Albert, Ole Thomas; Bertelsen, Bernt; Sigurdur T., Jonsson; Pettersen, Ivar H.; Torstensen, Else (Nofima rapportserie, Research report, 2000)
      A workshop was held at Institute of Marine Research, Flødevigen Marine Research Station, Arendal, Norway, 17-19 February 1999, to investigate methodes for age-determination of lumpsucker (Cyclopterus lumpus) from otoliths. ...