Killifish
Simpsonichthys perpendicularis male
Simpsonichthys perpendicularis male
Current Scientific Name:
Simpsonichthys perpendicularis
Described: Costa, Nielsen & Luca, 2001
Common name(s):
Distribution: Brazil

Simpsonichthys perpendicularis is a fairly drably coloured South American annual fish, named after the perpendicular stripes on the front and rear halves of the male's body.

Breeding Simpsonichthys perpendicularis

Have you had any experience breeding this species? Why not fill in a species questionaire
2 other fishkeepers have successfully bred this species and left reports, their results are sumarised below

Method:
Peat (or similar) spawning substrate (100%)

Water Conditions:
Neutral (50%)
Moderately soft and acidic (50%)

Temperature:
20-23°C (100%)

Read the full breeding report(s) for Simpsonichthys perpendicularis


Links

Simpsonichthys perpendicularis breeding reports

Each record reproduced here represents one instance of breeding this species. Have you kept and bred Simpsonichthys perpendicularis? Why not add a breeding report? If you had different results, or used different methods, please share your experiences

How to keep and breed Simpsonichthys perpendicularis

This database consists of breeding reports provided by the world killifish community, along with some statistical analysis. Results provided by successful keepers are aggregated in the bar charts below, with more detailed reports below that. Like any block of data, the larger the more significant. Please contribute a report of your attempt to breed Simpsonichthys perpendicularis, even if you have had a negative results. You may, of course, file more than one report, particularly if you change some condition, and had a different result.

breeders have filled in breeding reports, a summary of the results are shown in the graphs below.

Would Simpsonichthys perpendicularis be a good addition to a community tank?

graph1
  1. Never
  2. Doubtful, only with VERY calm fish
  3. Only with species of similar size
  4. Yes, a good community fish

How would you describe the disposition of Simpsonichthys perpendicularis?

graph2
  1. Very timid
  2. Slightly timid
  3. Neutral
  4. Somewhat aggressive on occasions
  5. Very aggressive

In which water conditions do you keep these fish?

graph3
  1. Very soft and acidic
  2. Moderately soft and acidic
  3. Neutral
  4. Moderately hard and alkaline
  5. Very hard and alkaline

At what average temperature?

graph4
  1. 10-15°C
  2. 16-19°C
  3. 20-23°C
  4. 24-27°C
  5. 28°C+

How would you describe sex ratios when breeding Simpsonichthys perpendicularis?

graph6
  1. Almost all males
  2. Somewhat male heavy
  3. Roughly equal
  4. Somewhat female heavy
  5. Almost all females

In general, how difficult is Simpsonichthys perpendicularis to keep and breed?

graph7
  1. Very easy
  2. Easy
  3. Average
  4. Difficult
  5. Very difficult

How successful have you been at breeding Simpsonichthys perpendicularis?

graph8
  1. Very unsuccessful
  2. Fairly unsuccessful
  3. Average
  4. Fairly successful
  5. Very successful

Very successful / fairly successful

Breeding Report: Simpsonichthys perpendicularis
Water conditions: Moderately soft and acidic, 20-23oC
Spawning Method: Peat (or similar) spawning substrate
Sex ratio: Roughly equal
Breeding difficulty: Very easy
Success: Fairly successful
Breeder: David Baker, Maidenhead, UK (2 years experience with this species)
Date this record created: 31st October 2002
Breeding Report: Simpsonichthys perpendicularis
Water conditions: Neutral, 20-23oC
Spawning Method: Peat (or similar) spawning substrate
Sex ratio: Roughly equal
Breeding difficulty: Easy
Success: Fairly successful
Other Comments: It is the fish with the shortest egg development time in the genus Simpsonichthys(in my breed). One third of eggs hatch after one month!
Breeder: petr, Czech rep. (1 years experience with this species)
Date this record created: 18th February 2006

Average success

Breeding Report: Simpsonichthys perpendicularis
Water conditions: Neutral, 20-23oC
Spawning Method: Peat (or similar) spawning substrate
Sex ratio: Somewhat male heavy
Breeding difficulty: Easy
Success: Average
Breeder: kjell olsson, sweden (1 years experience with this species)
Date this record created: 8th March 2004

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