Penang betta [SEP] parent taxon
Penang betta
The Penang betta ("Betta pugnax") is a species of gourami native to Southeast Asia and common in swiftly flowing forest streams of the Malay Peninsula, Thailand, Sumatra, and the Riau Islands. In addition to its native range, the species has been introduced to Guam. It can be found amongst the vegetation growing along the banks. This species can reach a length of SL. It is one of the mouthbrooding "Betta" species. 
This species, as a natural predator of mosquito larvae
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28 Aug Madras – 18 Sep Penang – 22 Oct Malacca – 1 January 1806 Whampoa – Second Bar 28 Feb – 16 Mar Malacca – 28 Mar Penang – 2 Jul St Helena – 3 Sep Downs. 
Captain Henry Wilson sailed from Portsmouth on 24 April 1805, bound for Madras and China. "Warley" reached Madras on 28 August, Penang on 18 September, and Malacca only on 22 October. She arrived at Whampoa on 1 January 1806. Homeward bound, she crossed the Second Bar on 28