Killifish
Current Scientific Name:
Aphanius dispar richardsoni
Described: (Boulenger), 1907
Common name(s):

Breeding Aphanius dispar richardsoni

Have you had any experience breeding this species? Why not fill in a species questionaire
1 other fishkeeper has successfully bred this species and left a report, results are sumarised below

Method:
Spawning Mops (100%)

Water Conditions:
Very hard and alkaline (100%)

Temperature:
24-27°C (100%)

Read the full breeding report(s) for Aphanius dispar richardsoni


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Aphanius dispar richardsoni breeding reports

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

How to keep and breed Aphanius dispar richardsoni

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 Aphanius dispar richardsoni, 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 Aphanius dispar richardsoni 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 Aphanius dispar richardsoni?

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 Aphanius dispar richardsoni?

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 Aphanius dispar richardsoni to keep and breed?

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

How successful have you been at breeding Aphanius dispar richardsoni?

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

Very successful / fairly successful

Breeding Report: Aphanius dispar richardsoni
Water conditions: Very hard and alkaline, 24-27oC
Spawning Method: Spawning Mops
Sex ratio: Roughly equal
Breeding difficulty: Easy
Success: Fairly successful
Breeder: M. Schneider, germany (2 years experience with this species)
Date this record created: 12th December 2008

Unsuccessful

Breeding Report: Aphanius dispar richardsoni
Water conditions:, 28oC+
Spawning Method: Long term (fry appear with adults)
Sex ratio: Roughly equal
Breeding difficulty: Easy
Success: Fairly unsuccessful
Other Comments: This is a very euryhalinic fish, and can tolerate sallinities between freshwater to 17%, with high concentrations of magnesium. higj sallinity increases egg production. eggs are large' very hard and brown- yellow.
Breeder: Yuval Yaron, Israel (1 years experience with this species)
Date this record created: 16th April 2005