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Characidium occidentale Buckup & Reis, 1997

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drawing shows typical species in Crenuchidae.


Brazil country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Known from the left bank tributaries of the middle Rio Uruguay drainage in the state of Rio Grande do Sul, Brazil (Ref. 27672). Also Ref. 37059.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/br.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Buckup, P.A. and R.E. Reis, 1997
National Database:

Common names from other countries

Classification / Names Κοινά ονόματα | Συνώνυμα | Catalog of Fishes(Γένος, Είδη) | ITIS | CoL | WoRMS | Cloffa

> Characiformes (Characins) > Crenuchidae (South American darters) > Characidiinae
Etymology: Characidium: Diminutive of Charax, -akos = a fish without identification (Ref. 45335).
  More on authors: Buckup & Reis.

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

; Γλυκού νερού βενθοπελαγικό.   Subtropical

Κατανομή Χώρες | Περιοχές FAO | Οικοσυστήματα | Παρουσίες | Point map | Εισαγωγές | Faunafri

South America: left bank tributaries of the middle Uruguay River basin in Brazil (Ref. 37059). Reported from Argentina (Ref. 56308).

Μέγεθος / Βάρος / Age

Maturity: Lm ?  range ? - ? cm
Max length : 4.8 cm SL αρσενικό/απροσδιόριστο; (Ref. 37059)

Short description Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία

Μαλακές ραχιαίες ακτίνες (συνολικά) : 12 - 14; Μαλακές εδρικές ακτίνες: 9. Dark spots on dorsal fin form a continuous band across rays; anterior portion of anal fin of males with one or two conspicuous dark blotches, followed by smaller spots on the posterior portion. The third or fourth ray of the pelvic fin longest, reaching the area between anal opening and anal fin origin or reaching anal fin origin (Ref. 27672).

Βιολογία     Γλωσσάρι (π.χ. epibenthic)

Known from the type locality which is a small creek with clear water and slow to moderate current, with loose stones, and in some places, mud on the bottom. Low vegetation are found along stream margins (Ref. 27672).

Life cycle and mating behavior Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες

Main reference Upload your references | Αναφορές | Συντονιστής | Συνεργάτες

Buckup, P.A. and R.E. Reis, 1997. Characidiin genus Characidium (Teleostei, Characiformes) in Southern Brazil, with description of three new species. Copeia 1997(3):531-548. (Ref. 27672)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 06 May 2020

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

FAO(Publication : search) | FishSource |

Περισσότερες πληροφορίες

Trophic ecology
Τροφικά αντικείμενα
Diet compositions
Food consumptions
Food rations
Θηρευτές
Ecology
Οικολογία
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Αναπαραγωγή
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Προνύμφες
Δυναμική προνυμφών
Distribution
Χώρες
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Οικοσυστήματα
Παρουσίες
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Anatomy
Gill areas
Εγκέφαλοι
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Κολυμβητικός τύπος
Swimming speeds
Visual pigment(s)
Ήχοι ψαριών
Diseases / Parasites
Toxicities (LC50s)
Genetics
Γενετική
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Προφίλ υδατοκαλλιεργειών
Στελέχοι
Ciguatera cases
Stamps, coins, misc.
References
Αναφορές

Εργαλεία

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Διαδικτυακές πηγές

Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes(Γένος, Είδη) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GloBI | GOBASE | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Δέντρο Ζωής | Wikipedia(Go, αναζήτηση) | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm Total Length, based on all LWR estimates for this body shape (Ref. 93245).
Τροφικό Επίπεδο (Ref. 69278):  3.4   ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).