| http://www.w3.org/ns/prov#value | - r systems, and for this reason they are often used as bioindicators of pollution.??? Larivi??re says they???re particularly sensitive to mercury and polychlorinated biphenyls (PCBs.) Thriving mink, then, are a hopeful sign of a healthy wetland???one more piece in the living mosaic that has assembled around the Alhambra Creek beaver pond.
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