Killifish
Rivulus cylindraceus noir
Rivulus cylindraceus noir
Rivulus cylindraceus
Rivulus cylindraceus
Current Scientific Name:
Rivulus cylindraceus
Common name(s):
Some Recorded Strains:
Cascades de Soares
Ilse O' Pines
noir
Breeding
Have you had any experience breeding this species? Why not fill in a species questionaire
4 other fishkeepers have successfully bred this species and left reports, their results are sumarised below

Method:
Spawning Mops (75%)
Long term (fry appear with adults) (25%)

Water Conditions:
Neutral (25%)
Moderately soft and acidic (25%)
Very hard and alkaline (25%)
Moderately hard and alkaline (25%)

Temperature:
20-23°C (75%)
16-19°C (25%)

Read the full breeding report(s) for Rivulus cylindraceus



Links

killifish for sale

Iridescent Killifish, Aphanius mento Live 2 pairs FREE SHIP!

LA MESA, CALIFORNIA, 91942, USA

$60.00


Aphanius mento, also known as Iridescent Killifish. Offer is for 2 males and 2 females. Shipping is FREE. Very easy to keep, and requires no care in ponds. Very hardy. Cold-tolerant and will live under ice if the water doesn't freeze over. They don't mind heat either. They do fine in water up to 95f or more. They will breed easily and lay their eggs in aquatic plants or algae. The fry of these fish don't really require care. Some of the young will survive, and populate your pond. They are ... more

12 Live Golden Topminnow (Killifish) FREE SHIPPING

., USA

$44.80


This listing is for 12 very healthy golden topminnows (Fundulus chrysotus). This is a type of wild Killifish that is native to this area (Northern Louisiana). My practice is to net what I ship out of my pond on the same day I ship, to make sure what you get is as healthy as is possible. I insulate very well and include an ice pack. FREE SHIPPING.... more

6 (six) Fry of Aplocheilus dayi dayi 'Sinharaja' (Rare Killifish)

GLASGOW, GLASGOW (CITY OF), G53, UNITED KINGDOM

$38.51


Offering a pair Offering 6 (six) fry of rare Aplocheilus dayi dayi 'Sinharaja' (Sri Lanka). The image used above is for illustration purposes only.... more

Rivulus cylindraceus breeding reports

Each record reproduced here represents one instance of breeding this species. Have you kept and bred Rivulus cylindraceus? 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 cylindraceus

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 cylindraceus, 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 cylindraceus 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 Rivulus cylindraceus?

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 Rivulus cylindraceus?

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 Rivulus cylindraceus to keep and breed?

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

How successful have you been at breeding Rivulus cylindraceus?

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

Very successful

Breeding Report: Rivulus cylindraceus
Water conditions: Moderately hard and alkaline, 20-23oC
Spawning Method: Spawning Mops
Sex ratio: Roughly equal
Breeding difficulty: Very easy
Success: Very successful
Breeder: Jan DKG 640, Germany
Date this record created: 25th April 2003
Breeding Report: Rivulus cylindraceus
Location code: Ilse O' Pines
Water conditions: Very hard and alkaline, 16-19oC
Spawning Method: Long term (fry appear with adults)
Sex ratio: Roughly equal
Breeding difficulty: Average
Success: Very successful
Other Comments: Relative easy mop spawners. Fry and eggs can be removed from tany. Seldom jumpers. Best to keep their water changed weekly. Not real peaceful with some other fish. Need to keep an eye on other fish they spar with, they can be killers. Http://www.inkmkr.com/Fish charles@inkmkr.com
Breeding date: December 2004
Breeder: Charles Harrison, St Louis, MO, USA (12 years experience with this species)
Date this record created: 21st November 2005
Breeding Report: Rivulus cylindraceus
Location code: Cascades de Soares
Water conditions: Moderately soft and acidic, 20-23oC
Spawning Method: Spawning Mops
Sex ratio: Somewhat male heavy
Breeding difficulty: Easy
Success: Very successful
Breeding date: November 2006
Breeder: (3 years experience with this species)
Date this record created: 13th November 2006
Breeding Report: Rivulus cylindraceus
Water conditions: Neutral, 20-23oC
Spawning Method: Spawning Mops
Sex ratio: Somewhat male heavy
Breeding difficulty: Easy
Success: Very successful
Other Comments: Very easy fish. Good egg production and good hatch rate. Sexing was almost even..... just a little male-heavy. Good beginner Riv.
Breeder: Karma Farm, USA; CA desert (2 years experience with this species)
Date this record created: 9th January 2008

Average success

Breeding Report: Rivulus cylindraceus
Water conditions: Neutral, 24-27oC
Spawning Method: Spawning Mops
Breeding problems: Poor fry survival rate
Sex ratio: Roughly equal
Breeding difficulty: Average
Success: Average
Other Comments: Males are very shy unlike the females. The eggs are large and easy to pick from the mops and the eggs hatch within 2 weeks (development of embroyo is easy to see as the eggs are so large and clear).
Breeding date: February 2004
Breeder: Athena, Manchester, UK (1 years experience with this species)
Date this record created: 26th February 2006
Breeding Report: Rivulus cylindraceus
Water conditions: Neutral, 20-23oC
Spawning Method: Spawning Mops
Sex ratio: Roughly equal
Breeding difficulty: Easy
Success: Average
Breeder: (2 years experience with this species)
Date this record created: 9th April 2009

Unsuccessful

Breeding Report: Rivulus cylindraceus
Water conditions: Moderately hard and alkaline, 24-27oC
Spawning Method: Long term (fry appear with adults)
Breeding problems: Skewed sex ratio
Sex ratio: Almost all females
Breeding difficulty: Very easy
Success: Fairly unsuccessful
Other Comments: These fish were incredibly easy to breed, however under my conditions, offspring were practiacally all female. They are very active fish, very excitable at feeding time, and great fun to watch. The fry appeared en masse with the adults who left them well alone
Breeder: jules, UK
Date this record created: 7th March 2003

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6 Live Golden Topminnow (Killifish) FREE SHIPPING

., USA

$34.99


This listing is for 6 very healthy golden topminnows (Fundulus chrysotus). This is a type of wild Killifish that is native to this area (Northern Louisiana). My practice is to net what I ship out of my pond on the same day I ship, to make sure what you get is as healthy as is possible. I insulate very well and include an ice pack. FREE SHIPPING.... more

Pair of Pachypanchax playfairii «Mahé Island» (Rare Killifish)

GLASGOW, GLASGOW (CITY OF), G53, UNITED KINGDOM

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Offering a pair (male and female) of rare Pachypanchax playfairii «Mahé Island» (Seychelles).... more