Saduria

Adams, 1852

Species Guides

1

Saduria is a of benthic marine isopods in the Chaetiliidae. The genus contains four recognized , with Saduria entomon being the most studied. Members are predatory crustaceans inhabiting cold-water marine environments of the North Atlantic and Arctic regions. Research has focused heavily on S. entomon due to its ecological significance as a and its complex involving .

Saduria by (c) Георгий Виноградов (Georgy Vinogradov), some rights reserved (CC BY), uploaded by Георгий Виноградов (Georgy Vinogradov). Used under a CC-BY license.Saduria by (c) Jason Grant, some rights reserved (CC BY), uploaded by Jason Grant. Used under a CC-BY license.Saduria by no rights reserved, uploaded by Nicolás Tamargo. Used under a CC0 license.

Pronunciation

How to pronounce Saduria: //səˈdʊriə//

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Habitat

Marine benthic environments, primarily in cold temperate to Arctic waters. Saduria entomon has been documented in the Baltic Sea, White Sea, Barents Sea, and Gulf of Bothnia. occur in both shallow and deep zones, with depth-related differences in patterns.

Distribution

Northeastern European marine waters including the Baltic Sea, White Sea, and Barents Sea. GBIF records indicate presence in Denmark, Norway, and Sweden.

More Details

Taxonomic note

The Saduria has been placed in different by various sources. NCBI lists it under Idoteidae, while Catalogue of Life, Wikipedia, and other sources place it in Chaetiliidae. The Saduria entomon was formerly placed in the genus Mesidotea, as reflected in some older literature (e.g., Saduria (Mesidotea) entomon).

Glacial relict status

Saduria entomon is considered a glacial relict . Phylogeographic studies indicate that isolated have diverged since the retreat of the last glaciation, with mtDNA haplotype differentiation likely predating the isolation of the Baltic and Arctic seas.

Sources and further reading