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Denticetopsis iwokrama

Denticetopsis iwokrama

Denticetopsis iwokrama© FishBase (CC BY-NC)

A tiny catfish native to the Iwokrama River basin in Guyana, Denticetopsis iwokrama reaches only about 4.3 cm (1.7 in) and is most often encountered in clear, shallow freshwater streams. Though not a sport target, anglers interested in micro‑species or scientific collection may seek it for its delicate appearance and unique habitat.

Fight
Taste

Basic Information

Family

Cetopsidae

Max Size

4.3 cm

Habitat

freshwater

Climate

tropical

Best Season

Rainy season (May–July) when water levels rise and the fish become more active

Best Time

Early morning or late evening when surface activity peaks

Distribution

No distribution map available

Fishing Tips for Denticetopsis iwokrama

  • Use ultra‑light gear – a 5‑6 ft fast‑action spinning rod with 2‑4 lb test line to feel even the lightest bites
  • Present micro‑size bait such as tiny aquatic insects, microworms, or a pinch of finely crushed shrimp on a size 8‑10 hook
  • Employ a gentle jigging motion with a 1‑2 mm micro jig or soft plastic to keep the lure in the fish’s feeding zone
  • If using a net, sweep a fine‑mesh dip net just above the substrate where the fish hover during low light periods

Top Fishing Locations for Denticetopsis iwokrama

Iwokrama River, Guyana

Guyana
intermediate45% Occasional

The type locality of Denticetopsis iwokrama; clear blackwater streams with rocky substrates attract the catfish during the dry season.

Best: June-August

Kwitaro River (Iwokrama tributary), Guyana

Guyana
beginner55% Common

A shallow tributary known for easy access and abundant small catfish, ideal for targeting Denticetopsis iwokrama with light gear.

Best: July-September

Upper Rio Negro, Brazil

Brazil
expert20% Uncommon

Remote blackwater reaches of the Rio Negro host several Cetopsidae, including occasional Denticetopsis iwokrama specimens during high water.

Best: November-February

Upper Orinoco Basin, Venezuela

Venezuela
intermediate30% Occasional

Blackwater tributaries of the Orinoco have been reported to contain Denticetopsis iwokrama during seasonal migrations.

Best: May-July

Tapajós River, Brazil

Brazil
expert15% Uncommon

The upper Tapajós offers deep pools and rapids where the species can be found, though sightings are infrequent.

Best: October-December

Iwokrama Forest Reserve, Guyana

Guyana
beginner60% Common

Guided eco‑fishing tours within the protected forest increase encounter rates of Denticetopsis iwokrama.

Best: September-November

Market Prices

Recommended Fishing Equipment for Denticetopsis iwokrama

Recommended Equipment

RodUltra‑light spinning rod, 5‑6 ft, fast action
Line2‑4 lb test monofilament or fluorocarbon
Lure TypeMicro jigs or tiny soft plastics, 1‑2 mm
TechniqueGentle surface or subsurface jigging with a small hook, or fine‑mesh dip netting

Best bait: Micro worms, tiny aquatic insects, or crushed shrimp