From Loaches Online - http://www.loaches.com/
1)
Scientific name: Botia histrionica (Blyth, 1860)
Common name: Burmese Loach, Golden Zebra Loach, Silver Striped Loach
Synonyms: None
Distribution: India, Burma: the Salween basin. May occur in western Thailand
Sexual dimorphism: unknown
Maximum size ...

Hi, some to be going on with :-)

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Species name: Trichogaster leeri
Synonym: Trichogaster leeri
Common name: Pearl Gourami
Family: Belontiidae
Order: Perciformes
Class: Osteichthyes; Sub-class: Actinopterygii
Maximum size: 10 cm / 4 inches
Environment: freshwater
Origin: Malaysia, Borneo ...

Genus Name: Balantiocheilos Melanopterus

Also known as: Bala Shark, Tricolor Shark, Shark Minnow

Distribution: Sumatra, Thailand, Borneo, Malaysia

Length: up to 14" (35cm)

Minimum Tank Length: 72" (180cm)

Water Temperature: 72-84F (22-29C)

Diet: crustaceans, insects, dried food, plant matter ...