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All Betta species are small fishes, but they vary considerably in size, ranging from under 2.5 cm (1 in) total length in B. chanoides to 14 cm (5.5 in) in the Akar betta (B. akarensis). [1] Bettas are anabantoids, which means they can breathe atmospheric air using a unique organ called the labyrinth.
As not only a source of revenue for the country and being a symbol of cultural significance, betta fish breeders have become a focal point of the government's assistance as they lack the capital and resources when wanting to expand their businesses. The DOF and partner agencies created the Ornamental Fish Strategy Plan during 2013–2016.
The ISO 3166 codes are used by the United Nations and for Internet top-level country code domains. Non-sovereign entities are in italics. On September 2, 2008, FIPS 10-4 was one of ten standards withdrawn by NIST as a Federal Information Processing Standard.
The sortable table below contains the three sets of ISO 3166-1 country codes for each of its 249 countries, links to the ISO 3166-2 country subdivision codes, and the Internet country code top-level domains (ccTLD) which are based on the ISO 3166-1 alpha-2 standard with the few exceptions noted. See the ISO 3166-3 standard for former country codes.
The following alpha-2 codes can be user-assigned: AA, QM to QZ, XA to XZ, and ZZ. [21] For example: The International Standard Recording Code (ISRC) uses QM as a second country code for the United States, as it ran out of three-character registrant codes within the US prefix. It also uses ZZ for some registrants assigned directly. [22]
The peaceful betta or crescent betta (Betta imbellis) is a species of gourami native to Southeast Asia.. Betta imbellis has a pair of suprabranchial chambers that each house a labyrinth organ, a complex bony structure lined with thin, highly vascularised respiratory epithelium.
Betta akarensis is a paternal mouthbrooder.The female plays the more active role in initiating courtship and defending the area against intruders. After courting, eggs and milt are released during an ’embrace’ typical of anabantoids in which the male wraps his body around the female.
Betta albimarginata is a species of betta fish, endemic to the island of Borneo where it is only found in the Indonesian province of Kalimantan Timur. It inhabits the shallows (5 to 10 cm (2.0 to 3.9 in)) of forest streams amongst vegetation and debris along the shores. This species grows to a length of 2.8 cm (1.1 in). [3] It is a ...