Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Temperatures and pH levels measured at 35 natural zebrafish habitats at altitudes between 14 m and 1576 m above sea level (blue dots).7,8 Ranges recommended for zebrafish housing systems (pH 6.5–8 and 24–29℃; green area) and values commonly referred to in literature being optimal for reproduction (pH 7.4–7.5 and 28℃; red circle) are indicated.
