Upogebia major   (De Haan, 1841)

Japanese mud shrimp
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Upogebia major

Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Malacostraca | Decapoda | Upogebiidae

Environment: milieu / climate zone / depth range / distribution range Ecology

Benthic; brackish.  Subtropical; 48°N - 30°N, 117°E - 153°E (Ref. 4)

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Northwest Pacific: S.E. coast of Siberia, USSR, from Olga Bay southward, Korea, N. China, Kuril Islands, Japan.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 9.5 cm BL male/unsexed; (Ref. 4)

Short description Morphology

Rostrum ending in 3 teeth, the lateral at the end of a ridge that is separated from the central part of the rostrum by a deep groove; a shallow median longitudinal groove is present in the central part. The lower surface of the rostrum has no spines. Anterolateral border of carapace with a single spine at the level of the eye. First pereiopods subchelate. Dactylus of adult male with 9 to 11 oblique ridges on the outer surface, and with a low tooth in the proximal half of the cutting edge. Two denticulate ridges on the upper surface of the palm. Merus of the first pereiopod with a distinct subdistal anterodorsal spine; coxa of that leg with a spine (Ref. 4).

Biology     Glossary (e.g. epibenthic)

It has a maximum total body length of 9.5 cm (Ref. 4). It is found in tidal mud flats and it makes Y-shaped burrows in the mud and are filter feeders (Ref. 4).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Members of the order Decapoda are mostly gonochoric. Mating behavior: Precopulatory courtship ritual is common (through olfactory and tactile cues); usually indirect sperm transfer.

Main reference References | Coordinator | Collaborators

Holthuis, L.B. 1991. (Ref. 4)

IUCN Red List Status (Ref. 130435)


CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses

Fisheries: commercial
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Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items
Common names
Synonyms
Predators
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance
References
Mass conversion

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, Search) | Zoological Record

Estimates based on models

Vulnerability (Ref. 71543): Low vulnerability (10 of 100).
Price category (Ref. 80766): Unknown.