Jak rozpoznać Dwarf Otocinclus
Otocinclus affinis
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Otwórz aplikacjęAby rozpoznać Dwarf Otocinclus (Otocinclus affinis), zwróć uwagę na te kluczowe cechy.
Cechy fizyczne
- Kształt ciała
- elongated
- Ubarwienie
- Generally mottled brown to olive-green dorsally, with a distinct dark lateral stripe running from the snout through the eye to the caudal fin base. The ventral side is typically lighter, often whitish or yellowish. Some individuals may exhibit a more pronounced reticulated pattern.
- Rodzaj łusek
- none
- Ułożenie pyska
- inferior
- Cechy charakterystyczne
- Small size, typically reaching 3.5-4.5 cm (1.4-1.8 inches) in total length., Ventrally flattened body with a suckermouth adapted for grazing., Armored plates covering the body, characteristic of Loricariidae., A prominent dark lateral stripe.
- Płetwa grzbietowa
- Single dorsal fin, typically with one spine and seven soft rays. It is relatively short and high.
- Płetwa ogonowa
- Forked caudal fin, often with a dark spot or band at its base.
- Płetwa piersiowa
- Pectoral fins are broad and positioned ventrally, aiding in adhesion to surfaces. They contain a spine and 5-6 soft rays.
- Charakterystyczne płetwy
- Adipose fin is absent. Pelvic fins are small and located abdominally.
Wskazówki dotyczące identyfikacji
- 1
Size and Shape
Small, slender, and flattened ventrally, rarely exceeding 4.5 cm. This distinguishes it from larger Loricariids.
- 2
Coloration and Pattern
The distinct dark lateral stripe from snout to caudal fin, combined with a mottled brown/olive dorsal coloration and lighter belly, is a key identifier. The stripe is usually solid and well-defined.
- 3
Mouth
The prominent suckermouth is characteristic of the genus and family, used for scraping algae.
- 4
Absence of Adipose Fin
Unlike many other catfish, Otocinclus species lack an adipose fin, which is a small fleshy fin located between the dorsal and caudal fins.
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