UFC 4-150-07
19 June 2001
Pholads. Pholads bore into wood, soft rock, or concrete for
protection. These clams have pear-shaped shells that can reach 6
cm in length. Like the Teredines, Martesia can cause considerable
structural damage to wood, but both of these mollusks can be more
effectively controlled by creosote preservative treatment than the
Limnorians.
3-4
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