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The tank water should be around 78 to 82 degrees Fahrenheit, according to Aquatic Veterinary Services. If the temperature is out of this range, your betta fish is at risk for several health issues.
The tropical climate of the betta's natural habitat is characterized by sudden and extreme fluctuations in water availability, chemistry, and temperature. [22] Water pH can range from slightly acidic (pH 6.9) to highly alkaline (pH 8.2), while air temperatures drop as low as 15 °C (59 °F) and rise as high as 40 °C (100 °F). [ 22 ]
Can fish feel pain? The debate rages among scientists as to whether fish do, in fact, feel pain or are just reacting erratically to certain stimuli.
The spotted betta or Java fighting fish (Betta picta) is a species of gourami endemic to Indonesia where it inhabits relatively cool, 22‒25 °C (72‒75 °F), highland streams of Java. [ 2 ] [ 3 ] [ 4 ] In 1967, D. S. Johnson reported the species to be common in blackwaters of southern Malaya .
This definition also precisely related the Celsius scale to the Kelvin scale, which defines the SI base unit of thermodynamic temperature with symbol K. Absolute zero, the lowest temperature possible, is defined as being exactly 0 K and −273.15 °C. Until 19 May 2019, the temperature of the triple point of water was defined as exactly 273.16 ...
Betta compuncta reproduces sexually and is a paternal mouthbrooder, with males of the species incubating eggs for about 12 to 18 days, although incubation time can vary with water temperature. [4] Male individuals of Betta compuncta tend to have broader heads than females. The ovaries of female individuals can be seen under a spotlight. [5]
Below this mixed layer, at depths of 200–300 m in the open ocean, the temperature begins to decrease rapidly down to about 1000 m. The water layer within which the temperature gradient is steepest is known as the permanent thermocline. [5] The temperature difference through this layer may be as large as 20°C, depending on latitude.
A medicated fish bath (ideally using aquarium merbromin, alternately methylene blue, or potassium permanganate and salt), [6] is generally a first step, as well lowering the aquarium temperature to 75 °F (24 °C) is a must, since columnaris is much more virulent at higher temperatures, especially 85–90 °F. [7]