Akysis Vespa (Akysis vespa), first described by Ng & Kottelat, 2004 is a tiny fish in the family Akysidae (order Siluriformes). Adults typically reach 3.10 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Data Deficient.
Dorsal spines (total): 1; Dorsal soft rays (total): 5; Vertebrae: 31 - 32. Distinguished from its congeners in the Akysis variegatus species group (except for A. pictus, A. prashadi and A. varius) in having no serration on the posterior edge of the pectoral spines. Differs from A. varius in possessing a gently forked (vs. truncate) caudal fin, from A. pictus in having a larger eye (12-16% HL vs. 8-10) and a smaller adipose fin (17.6-21.1% SL vs. 22.0-23.6) and from A. prashadi in having a larger eye (12-16% HL vs. 8-12) and a longer caudal peduncle (19.4-23.3% SL vs. 16.5-18.4) . : elongated.
Behavioural data for Akysis Vespa is currently being reviewed.
Freshwater; demersal. Tropical
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .
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