Table 1.
Exposure duration expressed in days (d) and radiotracer activities in seawater (mean ± SD) during experimental exposure.
Table 2.
Concentration factors (mean ± SD) of 110mAg, 109Cd, 57Co, 54Mn, and 65Zn in the hatchlings (wet weight; mg) and in the compartments of eggs sampled at intermediate embryonic developmental stages (according to Naef [16]) of Rossia macrosoma, Sepia officinalis, Loligo vulgaris and Octopus vulgaris exposed to dissolved radiotracers in seawater during embryonic development (days; d).
Figure 1.
Tissue section (top) and autoradiogram (bottom) of Octopus vulgaris eggs at stage XVI [16] after exposure to dissolved 110mAg for 1 week; c: chorion, e: embryo, iy: inner yolk sac, oy: outer yolk sac.