Fig. 2.

MSP-ELISA results of the 245 samples from harbour porpoises assignable to a specific infection status. Green = lungworm negative (born in captivity); light blue = presumed lungworm negative sera (negative direct detection); dark blue = presumed lungworm negative whole blood (negative direct detection); light red = lungworm positive sera (direct lungworm detection); dark red = lungworm positive whole blood (direct lungworm detection). (For interpretation of the references to colour in this figure legend, the reader is referred to the Web version of this article.)