Klassificering / Namn
Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa
>
Cypriniformes (Carps) >
Danionidae (Danios) > Danioninae
Etymology: Danio: From ‘dhani’, local Bengali/Bangla name for small minnows (Ref. 2031); sysphigmatus: The specific name sysphigmatus is an adjective based on the Greek adjective σύσφιγματo ς , meaning chained, in reference to the chain-like color pattern on the sides.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk. Tropical
Asia: Sittaung drainage and coastal rivers along the Thanintharyi coast in Myanmar.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 7.1 cm SL hane/ej könsbestämd; (Ref. 101154)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Mjukstrålar i ryggfenan (totalt) : 12 - 13; Mjukstrålar i analfenan: 17 - 19; Ryggkotor: 37 - 38. Danio sysphigmatus is distinguished from all congeners except D. assamila, D. dangila, D. catenatus, and D. concatenatus by produced first ray in pectoral and pelvic fins, large cleithral spot, and pattern of dark rings enclosing light interspaces on the side. It differs from those species by having round cleithral spot (vs. vertically extended in D. dangila), presence of anterior interstripe Ia (vs. absent in D. dangila and D. catenatus), round or, usually, slightly elongate rings in 1-2 series along side, width of dark perimeter narrower than diameter of light center (vs. rings clearly elongate in D. assamila; perimeter width equal to diameter of light center in D. assamila, D. catenatus, D. concatenatus, and D. dangila), ring pattern not extending onto caudal peduncle (vs. extending onto caudal peduncle in D. catenatus, D. concatenatus and occasionally D. dangila), and 35-38 lateral line scales (vs. 32-34 in D. dangila, 32-34, rarely 36 in D. assamila) (Ref. 101154).
Body shape (shape guide): elongated.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Kullander, S.O., 2015. Taxonomy of chain Danio, an Indo-Myanmar species assemblage, with description of four new species (Teleostei: Cyprinidae). Ichthyol. Explor. Freshwat. 25(4):357-380. (Ref. 101154)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00977 (0.00422 - 0.02262), b=3.04 (2.84 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.0 ±0.4 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (17 of 100). 🛈 |