Bigscale pellonuline (Microthrissa congica)

Scientific name: Microthrissa congica Regan, 1917

Bigscale pellonuline (Microthrissa congica)

The Bigscale pellonuline (Microthrissa congica) is a freshwater fish of the family Clupeidae.

Biology

Dorsal spines (total): 0; Dorsal soft rays (total): 12-18; Anal spines: 0; Anal soft rays: 18 - 21. Body slender; scutes strongly keeled, beginning under pectoral fin base, 20 to 22 total. Snout rather blunt; lower jaw not projecting, included in upper when mouth closed, with small teeth; pre-maxillae with a single row of small teeth; maxilla blade more than 3 times as long as deep, upper edge quite strongly ridged; second supra-maxilla slender, spatulate, with distinct anterior shaft.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Microthrissa congica
Family
Clupeidae (Herrings, shads and sardines)
Order
Clupeiformes (Herrings)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
6.0
Environment
Freshwater; pelagic
Climate
Tropical
Distribution
Africa: most of Zaire [=Congo] system, but apparently absent from the Lake Tumba area or in the Luapula-Mweru system; known from near the mouth of the Zaire [= Congo] (around Boma) to the upper parts of the Lualaba.
Conservation status (IUCN)
Least Concern (LC)
Threat to humans
Harmless
Uses
Fisheries: of no interest
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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