. Bulletin. Science. GRANDIDIERELLA JAPONICA IN UPPER NEWPORT BAY, CALIF. 37 I^H Juvenile [ WM Male Female Developing Female Ovigenous % 100. D J Month Fig. 2. Percent of each sex category of Gratididierella japonica collected in sediment cores. December through February we were unable to obtain our target of 65 gravid females. The average number of juveniles released per female was lowest from October through January with a low of six in December (Fig. 3). Except for the peak of 29 juveniles released in August, numbers released were similar for Feb- ruary through September (Fig. 3). The brood


. Bulletin. Science. GRANDIDIERELLA JAPONICA IN UPPER NEWPORT BAY, CALIF. 37 I^H Juvenile [ WM Male Female Developing Female Ovigenous % 100. D J Month Fig. 2. Percent of each sex category of Gratididierella japonica collected in sediment cores. December through February we were unable to obtain our target of 65 gravid females. The average number of juveniles released per female was lowest from October through January with a low of six in December (Fig. 3). Except for the peak of 29 juveniles released in August, numbers released were similar for Feb- ruary through September (Fig. 3). The brood sizes for October through January were significantly smaller than for all other months except September (P < ). The number of young released was significantly related to female length (r =. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Southern California Academy of Sciences. Los Angeles, Calif. : The Academy


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