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Teredo navalis Linnaeus, 1758 Naval shipworm |
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| Family: | Teredinidae (shipworms) | |||
| Max. size: | 50 cm TL (male/unsexed) | |||
| Environment: | benthic; brackish; marine; depth range 0 - 150 m | |||
| Distribution: | Northeast Atlantic: Native to Iceland, Faroe and Norway. Introduced to the Baltic Sea, Mediterranean and Pacific Ocean. Temperate to tropical. | |||
| Diagnosis: | Body reddish and with a characteristic elongate worm-like shape. Anterior part covered by a small (up to 2 cm long) reduced helmet-like shell consisting of two triangular-shaped parts (anterior and posterior lobes similar), which is white with light brown periostracum (outermost layer). This shell acts as a wood-boring instrument. The brownish soft worm-like body lies in a calcareous tube up to 60 cm long and 1 cm in diameter. | |||
| Biology: | Inhabits wooden material (logs, pilings, ships, other submerged wooden constructions) from temperate to tropical zones (Ref. 76974). Salinity tolerance: 5-35 parts per mille (Ref. 78117). Considered a pest and an invasive species as it destroys submerged wood (Ref. 76971). Found in intertidal areas in timber (Ref. 75831). Wood borer (Ref. 104365). | |||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. 123251) | |||
| Threat to humans: | potential pest | |||
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