Tag Archives: mollies

Photo of two three-month old male breeder Bronze Sailfin Mollies. Their gonopodia are just developing and the sailfin hasn't developed as yet.

Developing a Strain from a Single Fish

Photo: Two very young male Bronze Sailfin Mollies showing the improved coloration I selected for. They are too young to sport nice sailfins, but they grew up with large dorsals. As evidence of their youth, look at their gonopodia (anal fin), which are just beginning to develop. How many times have you seen a single, […]

Photo of two Amazon mollies, Poecilia formosa.

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: http://goliadfarms.com/coleto-creek-collecting-trip-december-21-2017/ and http://goliadfarms.com/lucania-goodei-the-blue-fin-killifish/). During that trip, we collected a unique molly, Poecilia formosa, the […]

Photo of Coleto Creek at US Hwy 77 with German Shepherds Oso and Maya. Photo by Anne Rokyta.

Coleto Creek Collecting Trip – December 21, 2017.

Photo by Anne Rokyta: Coleto Creek at US Highway 77 with German Shepherds, Oso and Maya.   December 21, 2017 was warm, an occurrence happening more and more frequently lately. The weather was sunny, and temperatures hovered around 80°F (~27°C). It was a perfect first day of winter for fish collecting. Our nephew and his […]

Photo of a Giant Sailfin Molly male.

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 1998, I crossed a […]

Photo of male silver lyretail molly.

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 livebearer population. Technically the proper usage […]

Photo of a male Giant Marble Liberty Molly

Giant Marble Liberty Molly Update

Photo: Our current Giant Marble Liberty Molly breeder male. I originally wrote about this fish in May, 2015 (see my blog http://goliadfarms.com/giant-marble-liberty-mollies/). We have now gone through a couple of additional generations so I’m providing an update on the status of this molly strain. Please read the earlier blog for its history. I plan to […]

midnight blue sailfin mollies

Midnight Blue Sailfin Molly

Photo shows a shoal of Midnight Blue Sailfin Mollies. This molly, the Midnight Blue Sailfin Molly, is a relatively new creation of ours, but it has a long pedigree. I’ll quote myself in an article published in Tropical Fish Hobbyist magazine. “In October 2008 I set up a test cross of Poecilia petenensis, one of […]

Juvenile red sailfin mollies.

Red Sailfin Molly

The photo shows two juvenile Red Sailfin Mollies (above) and a red Swordtail/Platy hybrid (below, for color contrast). I continue to work on new molly strains. For a long time now I’ve wanted to develop a Red Sailfin Molly. I’ve tried various crosses with no discernible progress. Then, about a year ago while sorting through […]

Two juvenile Orange Sailfin Mollies

Orange Sailfin Molly

About a year ago, I was sorting through some Peaches & Cream Sailfin Mollies when I noticed a very orange young male. I set him aside for breeding, giving him seven young Peaches & Cream females. Today, after a couple more generations, I’m approaching my goal of an orange sailfin. The photo shows a couple […]