Current Scientific Name:
Rivulus janeiroensis
Described: Costa, 1991
Common name(s):
Some Recorded Strains:
Magé
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Indianapolis, Indiana, 462**, UNITED STATES OF AMERICA
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* For the safety of our animals, we now ship live fish exclusively via UPS Next Day Air If your order contains this item, you will only see UPS Next Day Air as a shipping option during checkout *
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Grindal worms are small cousins to earthworms, and appeal to many species of fish, and fish fry, and are very easy to raise! You will receive a 2 oz portion cup of soil less media filled with live grindal worms, as well as detailed instructions to get your colony going and reproducing quickly. Also check out our other live fish food items, as well as heirloom seeds for the gardener in you!...
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Rivulus janeiroensis breeding reports
Each record reproduced here represents one instance of breeding this species. Have you kept and bred Rivulus janeiroensis? 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 janeiroensis
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 janeiroensis, 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 Rivulus janeiroensis be a good addition to a community tank?
- Never
- Doubtful, only with VERY calm fish
- Only with species of similar size
- Yes, a good community fish
How would you describe the disposition of Rivulus janeiroensis?
- Very timid
- Slightly timid
- Neutral
- Somewhat aggressive on occasions
- Very aggressive
In which water conditions do you keep these fish?
- Very soft and acidic
- Moderately soft and acidic
- Neutral
- Moderately hard and alkaline
- Very hard and alkaline
At what average temperature?
- 10-15°C
- 16-19°C
- 20-23°C
- 24-27°C
- 28°C+
How would you describe sex ratios when breeding Rivulus janeiroensis?
- Almost all males
- Somewhat male heavy
- Roughly equal
- Somewhat female heavy
- Almost all females
In general, how difficult is Rivulus janeiroensis to keep and breed?
- Very easy
- Easy
- Average
- Difficult
- Very difficult
How successful have you been at breeding Rivulus janeiroensis?
- Very unsuccessful
- Fairly unsuccessful
- Average
- Fairly successful
- Very successful
Very successful / fairly successful
Breeding Report: Rivulus janeiroensisLocation code: Magé
Water conditions: Very soft and acidic, 20-23oC
Spawning Method: Spawning Mops
Sex ratio: Almost all females
Breeding difficulty: Easy
Success: Fairly successful
Breeder: (3 years experience with this species)
Date this record created: 30th March 2007
Unsuccessful
Breeding Report: Rivulus janeiroensisWater conditions: Very soft and acidic, 24-27oC
Breeding difficulty:
Success: Very unsuccessful
Other Comments: We found this species together with Kriptolebias brasiliensis in a rain pool shadowed by rainforest, in a region called Tingua, state of Rio de Janeiro, Brazil, and we measured at 7h30min in the morning the following parameters in the water :
temperature 26? Celsius, pH 5,5.
Breeder: Jose Carlos C. Motta, Nova Igua?u ?- RJ - Brazil (1 years experience with this species)
Date this record created: 14th May 2005
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San Jose, California, 951**, UNITED STATES OF AMERICA
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The unisex heavy cotton tee is the basic staple of any wardrobe. It is the foundation upon which casual fashion grows. All it needs is a personalized design to elevate things to profitability. The specialty spun fibers provide a smooth surface for premium printing vividity and sharpness. No side seams mean there are no itchy interruptions under the arms. The shoulders have tape for improved durability.
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Indianapolis, Indiana, 462**, UNITED STATES OF AMERICA
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THE TULLIBEE - THE GRAYLING - THE STRIPED KILLIFISH Print
This print was taken from an antique book copyright 1902
Size of print: 9 1 / 2" x 6"
Would be a great print framed!!!
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[75687] AMERICAN KILLIFISH ASSOCIATION "KILLIE NOTES" APRIL 1973 (Vol. 6, #4); PAGES 3-26; IN GOOD CONDITION with minor cover wear, writing notes on inside pages
PAYMENT through PAYPAL to be received and collected within 24 hours OF END OF AUCTION.
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Indianapolis, Indiana, 462**, UNITED STATES OF AMERICA
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