. Annual report - Western Society of Malacologists. Mollusks; Mollusks. 20:48 14:19 07:51 01:22 18:53 12 S*. 2848 14-19 07:51 01:22 18:53 12:24 05/30/01 06/02/01 06/05/01 06/08/01 06/10/01 06/13/01 DateTime (M/D/Y) Figure 3. Virtually continuous physical factors (every 12 minutes) over a one-month period at Waterfront Rd. Marsh site during colonization by the hydrobiid snail, then several months later during an initial decline. Thinned traces correspond to the right-hand axes. ancient San Joaquin River Basin in the San Joaquin Valley of California (McLean, pers. comm.). Almost all other hy
. Annual report - Western Society of Malacologists. Mollusks; Mollusks. 20:48 14:19 07:51 01:22 18:53 12 S*. 2848 14-19 07:51 01:22 18:53 12:24 05/30/01 06/02/01 06/05/01 06/08/01 06/10/01 06/13/01 DateTime (M/D/Y) Figure 3. Virtually continuous physical factors (every 12 minutes) over a one-month period at Waterfront Rd. Marsh site during colonization by the hydrobiid snail, then several months later during an initial decline. Thinned traces correspond to the right-hand axes. ancient San Joaquin River Basin in the San Joaquin Valley of California (McLean, pers. comm.). Almost all other hydrobiids are freshwater rather than brackish. Unlike many curious appearances of unknown species, this region seems somewhat less likely than other areas to be subject to species introductions. The entire region is protected by the US military as a buffer for a weapons depot >5 km away on open water. Since colonization did not occur for >2 years, if one is patient these particular conditions with ponds may Annual Report, Volume 34 25. 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 Western Society of Malacologists. Pomona, Calif. , Western Society of Malacologists
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Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjectmollusks