mercury in white stork (ciconia ciconia) chick feathers from northeastern mediterranean areas in relation to age, brood size, and hatching order. | mercury (hg) levels in white stork (ciconia ciconia) feathers collected in the mid-1990s from five northeastern mediterranean (greece) areas varied, with mean ranges between 301 ng g(-1) dry weight (dw) (pinios river) and 1911 ng g(-1) dw (sperchios delta). a significant increase of hg levels in chick feathers with age (surrogated by bill size) was found in the evros and pinios river areas, a nonsignificant increase in the amvrakikos gulf and the epirus region, and a marginally significant decre ... | 2011 | 20865253 |