Squalius caetobrigus, Sado chub Sado chub

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Squalius caetobrigus Mendes, Perea, Sousa, Sousa-Santos & Doadrio, 2024

Sado chub Sado chub
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Image of Squalius caetobrigus (Sado chub Sado chub)
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drawing shows typical species in Leuciscidae.

Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Cypriniformes (Carps) > Leuciscidae (Minnows) > Leuciscinae
Etymology: caetobrigus: Name 'caetobrigus' from Caetobriga, Roman name of species type locality, present-day city of Setubal.

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

Freshwater; benthopelagic. Temperate

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Europe: Portugal.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 10.4 cm SL male/unsexed; (Ref. 133018)

Short description Identification keys | Morphology | Morphometrics

Dorsal spines (total): 3; Dorsal soft rays (total): 8; Anal spines: 3; Anal soft rays: 8. This species is distinguished from its congeners by the following set of characters: 39-42 canaliculate scales on the lateral line; 6-7 scales above the lateral line; 3-4 scales below the lateral line; short preorbital distance short (HL/PrOL is 4.2-6.2); absence of contact between the fourth infraorbital bone and the preopercular; short dentary with a very developed coronoid process. long and thin posterior process of the maxilla; long and thin lower branch of the pharyngeal bone; small pharyngeal plate of the pharyngeal bone (Ref. 133018).
Cross section: compressed.

Biology     Glossary (e.g. epibenthic)

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

Main reference Upload your references | References | Coordinator | Collaborators

Mendes, S.L., S. Perea, V.C. Sousa, C. Sousa-Santos and I. Doadrio, 2024. A new species of the genus Squalius (Leuciscidae, Actinopterygii) from the Sado River basin in Portugal. Limnetica 44(2). (Ref. 133018)

IUCN Red List Status (Ref. 130435: Version 2025-1)

Not Evaluated 

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

More information

Trophic ecology
Food items (preys)
Diet composition
Food consumption
Food rations
Predators
Ecology
Ecology
Home ranges
Population dynamics
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Recruitment
Abundance
Life cycle
Reproduction
Maturity
Maturity/Gills rel.
Fecundity
Spawning
Spawning aggregations
Eggs
Egg development
Larvae
Larval dynamics
Distribution
Countries
FAO areas
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Occurrences
Introductions
BRUVS - Videos
Anatomy
Gill area
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Otolith
Physiology
Body composition
Nutrients
Oxygen consumption
Swimming type
Swimming speed
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Genetics
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Genetics
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Human related
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Aquaculture profiles
Strains
Ciguatera cases
Stamps, coins, misc.
Outreach
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Taxonomy
Common names
Synonyms
Morphology
Morphometrics
Pictures
References
References

Tools

E-book | Field guide | Length-frequency wizard | Life-history tool | Point map | Catch-MSY |

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

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Summary page | Point data | Common names | Photos

Internet sources

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | National databases | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, Search | Zoobank | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic level (Ref. 69278):  3.2   ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref. 120179):  High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100). 🛈