Rasboras, often referred to by nicknames such as rasbora fish or simply rasboras for sale in the UK aquarium market, are small, peaceful freshwater fish native to Southeast Asia, including regions like Thailand, Malaysia, and Indonesia. These fish are renowned for their vibrant colours and distinctive markings, which vary widely among species. Physically, rasboras tend to be small, ranging approximately from 1 to 2.5 inches, making them ideal for nano and community tanks. Their temperament is typically peaceful and social, thriving best in schools of at least six to ten individuals, which helps them display natural behaviour and vibrant colours. Due to their gentle nature, rasboras are suitable companions for other small, non-aggressive fish. Caring for rasboras involves maintaining stable water conditions with a slightly acidic to neutral pH, moderate temperature, and a planted tank environment that mimics their natural habitat. This combination supports their well-being and showcases their lively personalities, making rasboras a popular choice among UK aquarium enthusiasts looking for colourful, schooling fish.