Rivulus frenatus Annarica GUY 97-20
Rivulus frenatus Annarica GUY 97-20
Current Scientific Name:
Rivulus frenatus
Described: Eigenmann, 1912
Common name(s):
Some Recorded Strains:
Annarica GUY 97-20

Breeding Rivulus frenatus

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

Other (100%)

Water Conditions:
Very soft and acidic (100%)

20-23°C (100%)

Read the full breeding report(s) for Rivulus frenatus


Rivulus frenatus breeding reports

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

How to keep and breed Rivulus frenatus

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 Rivulus frenatus, 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.

breeder has filled in a breeding report, a summary of which is shown in the graphs below.

Would Rivulus frenatus be a good addition to a community tank?

  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 Rivulus frenatus?

  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?

  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?

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

What, if any is the biggest difficulty encountered when breeding these fish?

  1. Poor egg production
  2. Poor egg survival
  3. Poor fry survival rate
  4. Deformities
  5. Skewed sex ratio

How would you describe sex ratios when breeding Rivulus frenatus?

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

In general, how difficult is Rivulus frenatus to keep and breed?

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

How successful have you been at breeding Rivulus frenatus?

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

Very successful / fairly successful

Breeding Report: Rivulus frenatus
Location code: Annarica GUY 97-20
Water conditions: Very soft and acidic, 20-23oC
Spawning Method: Other (see below)
Breeding problems: Poor egg production
Sex ratio: Roughly equal
Breeding difficulty: Average
Success: Fairly successful
Other Comments: I could only find eggs in the javamoss. It's a good idea to have lots of similar in the aquarium.
Breeder: Jeppe Jensen, Silkeborg, Denmark (1 years experience with this species)
Date this record created: 8th December 2004