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Uranoscopus scaber  Linnaeus, 1758

Stargazer
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Image of Uranoscopus scaber (Stargazer)
Uranoscopus scaber
Picture by Patzner, R.


Italy country information

Common names: Boca in cao, Bocca in Cielo, Bocca'n cau
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/it.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Bauchot, M.-L., 1987
National Database: ICTIMED

Classification / Names

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Uranoscopidae (Stargazers)
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Main reference

Size / Weight / Age

Max length : 40.0 cm TL male/unsexed; (Ref. 7366); common length : 22.0 cm TL male/unsexed; (Ref. 3397); max. published weight: 940.00 g (Ref. 40637)

Length at first maturity
Lm 14.0, range 17 - 18 cm

Environment

Marine; demersal; depth range 15 - 400 m (Ref. 6763)

Climate / Range

Subtropical, preferred ?; 62°N - 16°N, 19°W - 37°E

Distribution

Eastern Atlantic and Mediterranean Sea.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Biology     Glossary (e.g. epibenthic)

The shoulder spines can inflict, painful stings. Usually found buried in the sand or mud. Equipped with an acoustic apparatus that generates both acoustic and electric pulses. Electric discharge activity shows two temporal patterns: 1) reflexive discharges of short duration (milliseconds), elicited by mechanical stimulation, and 2) those of much longer duration (several seconds) observed only during the summer spawning period (Ref. 10011). Low-frequency spontaneous discharge activity (5-10 Hz), with a sexual dimorphism in discharge amplitude is also said to exist. This species suggestively represents a transitional form in the evolution of electric organs in fishes (Ref. 10577). Oviparous, eggs, larvae and juveniles are pelagic (Ref. 6763). Utilized fresh (Ref. 9987).

IUCN Red List Status (Ref. 115185)

Threat to humans

  Venomous (Ref. 4690)



Human uses

Fisheries: minor commercial; gamefish: yes

More information

Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
Larval dynamics
Recruitment
Abundance
References
Aquaculture
Aquaculture profile
Strains
Genetics
Allele frequencies
Heritability
Diseases
Processing
Mass conversion
Collaborators
Pictures
Stamps, Coins
Sounds
Ciguatera
Speed
Swim. type
Gill area
Otoliths
Brains
Vision

Tools

Special reports

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Internet sources

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
4.4   ±0.70 se; Based on food items.

Resilience (Ref. 69278)
Medium, minimum population doubling time 1.4 - 4.4 years (tm=2)

Vulnerability (Ref. 59153)
Moderate vulnerability (44 of 100)
Price category (Ref. 80766)
Unknown