Checker barb
Eiland Barbe ( Oliotius oligolepis )
The island bar ( Oliotius oligolepis ( Syn: Puntius oligolepis ) ) is a small fish of the family Cyprinidae. It comes in Sumatra ( Indonesia) present in herbaceous streams and rivers and shorelines of lakes with dense vegetation. The Style epithet oligolepis refers to the few, large scales of the type (size: " oligo " = little, " lepis " = scale ).
Features
The island bar is five inches long. She has a typical bar shape and is moderately elongated. The only dorsal fin is supported by four to eight fin rays, the anal fin of three to five. The pelvic fins are supported by a fake hard radiation and seven to eight soft rays. The color of the island bar is variable, reddish brown to ocher-brown, greenish or even with bluish pearly. Each scale is patterned on the base has a bluish spot and a black border. In the leaner males unpaired fins are reddish to brick colored and have a black border, with the females they are without border and ocher yellow.
From other former Puntius assigned Southeast Asian barbels, the island bar is different with its unique color pattern consisting of crescent-shaped, black bows on each scale and their large scales with 17 scales in a median longitudinal row and 8 around the caudal peduncle. In a transverse row between the dorsal fin base and the abdominal midline to count 3/1/3 ½ scales in front of the pelvic fin base ½. The lateral line is incomplete and it extends about 6 to 7 scales with pores. The last unbranched dorsal fin ray is ungesägt. Rostralbarteln missing, maxillary barbels are present. The lips are smooth and thin. Rows of small papillae are found on the sides of the nose, around the eyes, on the gill cover and in the " throat ". This Papillenreihen missing all other Southeast Asian barbels, with the exception of Striuntius. On the first branchial arch, there are 3-5 gill rakers.
Reproduction
Eiland barbel spawn than free spawners in delicate aquatic plants. About 300 eggs are released per clutch. The fry hatch after 36 to 48 hours.
System
The island bar was described in 1853 by the Dutch ichthyologist Pieter Bleeker doctor and as Capoeta oligolepis, later assigned to the genus Puntius collection. In November 2013, it ordered the swiss ichthyologists Maurice Kottelat to the newly established and created for the island bar monotypic genus Oliotius. The genus name was composed of one part of the Art epithet oligolepis and Puntius.
Hunting and
The island bar is an unpretentious freshwater ornamental fish from which it is also an albino breed form. From exposed aquarium fish a wild population has developed in Colombia.