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Synodontis vanderwaali Skelton & White, 1990

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Image of Synodontis vanderwaali
No image available for this species;
drawing shows typical species in Mochokidae.


Namibia country information

Common names: Finetooth squeaker
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Found in the Okavango River (Rundu; Mbambi Clinic and Mkena, Kavango), Upper Zambezi River (Kwando River, Caprivi), and Cunene River (below Ruacana Falls).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/wa.html
National Fisheries Authority: http://www.benefit.org.na/
Occurrences: Occurrences Point map
Main Ref: Skelton, P.H. and P.N. White, 1990
National Database:

Common names from other countries

رده بندی / Names اسامي عام | مترادف | Catalog of Fishes(جنس, گونه ها) | ITIS | CoL | WoRMS | Cloffa

> Siluriformes (Catfishes) > Mochokidae (Squeakers or upside-down catfishes) > Mochokinae
Etymology: Synodontis: Greek, syn, symphysis = grown together + Greek, odous = teeth (Ref. 45335);  vanderwaali: Named after the collector of the holotype, Ben van der Waal, in recognition of his donations of fish collections from northern Namibina rivers to the J.L.B. Smith Institute and the Albany Museum (Ref. 26674).

Environment: milieu / climate zone / depth range / distribution range بوم شناسي

; آب شيرين موجوداتی که در محدوده وسیعی از آبهای آزاد از نزدیک بستر و یا روی کف بستر، در قسمت های میان آبی تا سطح آب و در برخی گونه ها با قابلیت پرواز، زندگی و تغذیه می کنند..   Tropical

پراكنش كشورها | مناطق سازمان خوار و بار جهاني (FAO) | Ecosystems | ظهور | Point map | معرفي | Faunafri

Africa: (upper) Zambezi, Okavango and Cunene River (Ref. 26674, 120641).

Size / Weight / سن

Maturity: Lm ?  range ? - ? cm
Max length : 16.0 cm SL جنس نر / بدون خواص جنسي; (Ref. 26674)

توصيف مختصر كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري

خارهاي باله پشتي (کل) : 1; شعاع نرم باله پشتي (کل) : 6; مهره ها: 38 - 39. Diagnosed by having numerous mandibular teeth (25-41); a large number of tertiary premaxillary teeth in several rows across the width of the tooth pad; and a relatively long barbels, the maxillaries without any papillae on the leading edge. Pigment pattern with variable spots which are often drawn out to form a finely vermiculated network (Ref. 26674)

زيست شناسي     واژه نامه (بعنوان مثال epibenthic)

Oviparous (Ref. 205).

Life cycle and mating behavior Maturities | تولید مثل | Spawnings | Egg(s) | Fecundities | توزاد ( لارو)

Oviparous (Ref. 205). Distinct pairing during breeding (Ref. 205).

مآخذ اصلی Upload your references | مراجع | هماهنگ كننده | همكاران

Skelton, P.H. and P.N. White, 1990. Two new species of Synodontis (Pisces: Siluroidei: Mochokidae) from southern Africa. Ichthyol. Explor. Freshwat. 1(3):277-225. (Ref. 26674)

وضعيت در فهرست قرمز IUCN (Ref. 130435)

  حداقل نگرانی (LC) ; Date assessed: 01 March 2007

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

خطر برای انسان ها

  Harmless




استفاده انسانی

FAO(Publication : search) | FishSource |

اطلاعات بيشتر

Trophic ecology
اقلام غذايي
Diet compositions
Food consumptions
Food rations
شکارچیان
Ecology
بوم شناسي
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
نوسانات طولی
Mass conversions
Recruitments
Abundances
Life cycle
تولید مثل
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
توزاد ( لارو)
پويايي لاروي
Anatomy
Gill areas
مغزها
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
صداهاي ماهي ها
Diseases / Parasites
Toxicities (LC50s)
Genetics
ژنتيك
Electrophoreses
Heritabilities
Human related
Aquaculture systems
نمايه هاي آبزي پروري
نژادها
Ciguatera cases
Stamps, coins, misc.
Outreach
همكاران
Taxonomy
اسامي عام
مترادف
ريخت شناسي
ريخت ستجي بوسيله انداره گيري
عکس ها
References
مراجع

ابزارها

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منابع اينترنتي

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=0.01514 (0.00729 - 0.03144), b=2.87 (2.70 - 3.04), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Trophic level (Ref. 69278):  2.9   ±0.4 se; based on size and trophs of closest relatives
جهندگی (Ref. 120179):  زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).