Breeding

Poecilia formosa – Amazon Molly

Photo: Two Poecilia formosa, Amazon mollies, collected from Coleto Creek at Highway US 77 in Victoria County, Texas.   December 12, 2017, four of us plus two German Shepherds went collecting on Coleto Creek in Victoria County, Texas (see my blogs: ... Read More

Lucania goodei, the Blue Fin Killifish

Photo: A group of Lucania goodei, the bluefin killifish, in a sorting jar.   While collecting fish in Coleto Creek in Victoria County, Texas (I’ll be blogging about this collecting trip shortly) with our nephew (Darin), his wife (Anne), and three-year-old daughter (Sylvie), Darin picked a ... Read More

Update on Poecilia reticulata, McCauley Spring

Photo: a shoal of Poecilia reticulata, McCauley Spring I first wrote about this fish for my column in Tropical Fish Hobbyist, January 2013 issue (http://www.tfhmagazine.com/details/articles/expendition-to-mccauley-spring.htm). Here’s a quote from that article about this guppy (the quote comes ... Read More

Fancy Red Tuxedo Swordtails

Photo: Female Red Tuxedo Lyretail Swordtail. As is typical of our strain, females don’t have as bright red coloration as males. We’ve started working on adding three fancy fin types, lyretail, hifin, and plumetail to each of our commercial swordtail, maculatus, and variatus lines. I’m going to ... Read More

Orange Freckled Swordtails

Photo above is a male Orange Freckled Swordtail. The grid behind him is in inches and shows his size. Those of you who have read many of my past articles and blogs know that a common theme throughout my writings is serendipity (could also be called “luck”). This interesting fish arose from a ... Read More

Blue and Giant Mollies

  Photo: A male Giant Sailfin Molly showing his size against a one-inch grid. About four years ago, I wrote an article about my efforts to produce a blue molly. A molly blue enough for my tastes doesn’t exist. This blog will provide an update. First, I’ll summarize the article. In ... Read More

Developing a Hifin Plumetail Blue Opal Maculatus

Photo: A group of Blue Opal Maculatus Years ago I created what I called a Hifin Blue Opal Maculatus, as its name implies a maculatus-type platy. I wrote about creating this fish for Tropical Fish Hobbyist. To read the TFH article see: ... Read More

Tubifex Worms

Photo: A ball of Tubifex worms. Years ago in some of our vats I found clumps of Tubifex worms. I have no idea what species, but they thrive in the muck on the bottom of the vats, but only in vats where the fish don’t poke around in the muck. They do well with mollies and rainbowfishes. I was ... Read More

Fish Breeding, Introducing Recessive Gene

Photo is a male silver lyretail molly displaying a nice sailfin. This is the fish you want to create starting with a male silver sailfin molly and female green lyretail sailfin mollies Fish Breeding, Introducing Recessive Gene Recently I began a blog series on introducing new genes into a ... Read More