Archive / February, 2014

Paramecium

Paramecium

The photo is a bucket of water and mulm from a cichlid vat that sat overnight. The milky cloud above and to the left of the net is a large number of Paramecium multimicronucleatum. This is the largest Paramecium and a single one is almost visible to the naked eye. And, as you can tell, […]

Flame Variatus Male

Flame Variatus

The first photo is of a male Flame Variatus and the second of a female. This is a commercial (domestic) strain of Xiphophorus variatus. Like most commercial xiphophorines (swordtails, platies, and variatus), this fish is likely to be of hybrid origin, although the strain clearly is primarily X. variatus based on its fins and shape. […]

Redtail Blue Tuxedo Variatus Male

Redtail Blue Tuxedo Variatus

The photo is of a male Redtail Blue Tuxedo Variatus, a commercial (domestic, if you prefer) strain of Xiphophorus variatus. Like most commercial xiphophorines (swordtails, platies, and variatus), this fish is likely to be of hybrid origin, although the strain clearly is primarily X. variatus based on its fins and shape. In a previous blog, […]