''Austrolebias adloffi'' is a species of fish that can be found in the Santa Catarina region in

Brazil Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is the world's List of countries and dependencies by area, fifth-largest country by area and the List of countries and dependencies by population ...

Physical description

The male is blue with a bar across the eye. 9 to 12 bars go down vertically. The fins are blue with slightly dark margins. The female looks different from the male and is brown with bars that can barely be seen.

Life span

44 specimens hatched at 22 degrees Celsius had a mean life span of 11 to 11 1/2 months. Out of the 44 specimens, the maximal life span was less than 14 months. The February 1965 study concluded that

annual Annual may refer to: *Annual publication, periodical publications appearing regularly once per year **Yearbook **Literary annual *Annual plant *Annual report *Annual giving *Annual, Morocco, a settlement in northeastern Morocco *Annuals (band), a ...

fish live short lives and that if ''Cynolebias'' species are at 16 degrees Celsius, the fish have decreased aging. Another experiment showed that ''Cynolebias elongatus'', ''Cynolebias wolterstoffi'', and this species can have a longer life span if their

body temperature Thermoregulation is the ability of an organism to keep its body temperature within certain boundaries, even when the surrounding temperature is very different. A thermoconforming organism, by contrast, simply adopts the surrounding temperature ...

is lowered 3 to 5 degrees. The scientists came to this result by putting different specimens in different temperatures to show a survival rate.

Naming

''Austrolebias adloffi'' was described as ''Cynolebias adloffi'' in 1922 by Ernst Ahl. The

specific name Specific name may refer to: * in Database management systems, a system-assigned name that is unique within a particular database In taxonomy, either of these two meanings, each with its own set of rules: * Specific name (botany), the two-part (bino ...

honours the German-born Brazilian artist Alfred Adloff, who discovered it. It is the

type species In International_Code_of_Zoological_Nomenclature, zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the spe ...

of the genus ''

Austrolebias ''Austrolebias nigripinnis'', also known as blackfin pearlfish, is an ephemeral killifish in the family Rivulidae. These annual killifish lives in temporary water bodies during the season, thus it undergoes its entire life cycle within the peri ...

''.

References

{{Taxonbar, from=Q6423560 adloffi Freshwater fish of Brazil Endemic fish of Brazil Fish described in 1922 Taxa named by Ernst Ahl