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Priocharax pygmaeus Weitzman & Vari, 1987

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Priocharax pygmaeus
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Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Characiformes (Characins) > Characidae (Characins) > Characinae
Etymology: Priocharax: Greek, prio = to saw + Greek, charax, -akos = a fish without identification (Ref. 45335);  pygmaeus: Named for its tiny size.  More on authors: Weitzman & Vari.

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

Freshwater; benthopelagic; depth range ? - 1 m (Ref. 28825).   Tropical; 25°C - ? (Ref. 28825)

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

South America: Upper Amazon River basin in Colombia (Ref. 28825). Recorded from the río Ucayali basin in Peru (Ref. 96862).

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 1.7 cm SL male/unsexed; (Ref. 96862)

Short description Morphology | Morphometrics

Dorsal soft rays (total): 11; Anal soft rays: 24 - 27; Vertebrae: 32 - 33

Biology     Glossary (e.g. epibenthic)

Found in shaded or partially shaded rainforest stream. The bottom was clay with much leaf litter and without submerged plants.

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

Main reference Upload your references | References | Coordinator | Collaborators

Weitzman, S.H. and R.P. Vari, 1987. Two new species and a new genus of miniature characid fishes (Teleostei: Characiformes) from northern South America. Proc. Biol. Soc. Wash. 100(3):640-652. (Ref. 28825)

IUCN Red List Status (Ref. 119314)

  Least Concern (LC) ; Date assessed: 24 April 2014

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO(Publication : search) | FishSource |

More information

Countries
FAO areas
Ecosystems
Occurrences
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Ecology
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Common names
Synonyms
Metabolism
Predators
Ecotoxicology
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Fecundity
Eggs
Egg development
Age/Size
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Length-weight
Length-length
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Morphometrics
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Ciguatera
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Otoliths
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Internet sources

Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | SeaLifeBase | Tree of Life | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00359 - 0.02661), b=3.07 (2.83 - 3.31), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic Level (Ref. 69278):  3.0   ±0.5 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278):  .
Vulnerability (Ref. 59153):  Low vulnerability (10 of 100) .