4 Free Photos of San Francisco Bay Marine Piling Committee

animalsmolluskteredo navalis
Series of shells of Teredo navalis from Crockett, showing effect of environment on growth of ridges. Note on each shell the unusual width of the interspace separating the newest ridge (left) from prev
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Comparison of series of shells from near the surface (left) and near the bottom (right) at Crockett Subject: Teredo navalis Tag: Mollusks
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Comparison of series of shells from Goat Island (left), Dumbarton (center), and Crockett (right), illustrating range of variation at each of these points Differences in absolute size may be disregarde
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Destructive action of Teredo navalis on a Douglas fir 6 by 8 timber planted at Souther Pacific wharf, Port Costa, California, July 1, 1920 . Fig.1 Secion 10 feet 2 inches above mud line . Fig.2 Sectio
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