All FishesHeptapteridaeHeptapterus  |  | 

Hop to next section All Fishes Data Sheet
Scientific Name Heptapterus multiradiatus  Ihering, 1907
Common Name
Type Locality Ribeirão do Alto da Serra, Estado de São Paulo, Brazil.
Hop to next section Species Information
Size 96mm or 3.8" SL. Find near, nearer or same sized spp.
Identification Deprá et al. (2022) redescribed the genus Heptapterus as having the following shared features: (1) Adipose fin extensively fused with the caudal fin; (2) caudal fin non-bifurcate (i.e., caudal fin not divided in two lobes; vs. bifurcate, with distinct dorsal and ventral lobes); (3) dark bars and stripes on back of trunk (vs. absence of dark bars and stripes on back of trunk); (4) 5-6 pairs of pleural ribs (vs. 8-9 ribs); (5) elongate body with a head length of 16.1-24.9% (vs. 25.5-27.3%); (6) posterior extension of mouth rim short, with rictus barely reaching vertical line through posterior nostril (vs. posterior extension of mouth rim longer, with rictus reaching vertical line between posterior nostril and eye); (7) premaxillary tooth plate with no posterolateral extension, or with a small one (vs. with a very long posterolateral extension); (8) pelvic-fin insertion posterior to vertical through insertion of dorsal fin (vs. anterior) and anal-fin insertion posterior to vertical through adipose-fin origin (vs. anterior); (9) 10-23 anal-fin rays (vs. 33-46); (10) anal and caudal fins separated (vs. anal fin confluent with the caudal fin); and (11) supraorbital pore 6 (s6) fused or closer to each other (vs. separate and closer to the eye than to each other).
Hop to next section Habitat Information
Distribution South America: upper Tietê River basin, Brazil.
IUCN Red List Category Critically Endangered, range map and more is available on the IUCN species page. Last assessed 2018.
Hop to next section Husbandry Information
Breeding Reports There is no breeding report.
Hop to next section Further Information
Reference Revista do Museu Paulista (N. S.) v. 1 (fasc. 1), pp 20 [21].
Registered Keepers There is no registered keeper.
Wishlists Love this species? Click the heart to add it to your wish list.
There is no wish to keep this species.
Spotters Spotted this species somewhere? Click the binoculars!
There is no record of this fish being seen.
Forum BBCode
Look up PlanetCatfish.com Look up H. multiradiatus on PlanetCatfish.com
Look up on Fishbase Look up H. multiradiatus on Fishbase
Look up on Encyclopedia of Life Look up H. multiradiatus on Encyclopedia of Life
Look up on Global Biodiversity Information Facility Look up H. multiradiatus on Global Biodiversity Information Facility
Heptapterus multiradiatus QR code LFS label creator
Last Update 2020 Oct 26 12:25 (species record created: 2019 Jan 24 18:49)