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Nothobranchius guentheri

(Pfeffer 1893)

Nothobranchius guentheri from Zanzibar Island, Tanzania
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(Other members of the genus Nothobranchius)

ADULT SIZE: 5 cm

WATER CONDITIONS: Not critical

TEMPERATURE RANGE: 22-28 C

FOOD: Feed Nothobranchius guentheri predominantly live foods

DISTRIBUTION: This species comes from Tanzania

SEXUAL DIFFERENCES: Male fish of this genus are brightly coloured; females are smaller and a dull grey/brown in colour.

AQUARIUM CARE: Nothobranchius guentheri is one of the most attractive members of the genus, due to its bright colouration. Males can be aggressive when females are present, both to the females and other males. Best kept as a hareem in a small species tank, or as a spawning group with plenty of individuals in a larger tank

BREEDING: This is a typical annual substrate spawner, which should be spawned over peat, which is then partially dried and stored. Eggs develop at different rates, but usually most are ready to hatch after 3-4 months.

Have you bred Nothobranchius guentheri? Why not fill in a breeding questionaire?, or examine existing Nothobranchius guentheri breeding reports

Nothobranchius guentheri

Nothobranchius guentheri from Zanzibar Island, Tanzania

Nothobranchius guentheri

breeding notes

BREEDING: This is a typical annual substrate spawner, which should be spawned over peat, which is then partially dried and stored. Eggs develop at different rates, but usually most are ready to hatch after 3-4 months.

Have you bred Nothobranchius guentheri? Why not fill in a breeding questionaire?

This page summarises breeding reports provided by visitors to this site, along with some statistical analysis. Please feel free to contribute - whatever your experience! 1 breeder has filled in a breeding report, a summary of which is shown in the graphs below. You can read the full reports here. To add details of your experiences of Nothobranchius guentheri, why not fill in a Breeding and maintenance Report.
Would Nothobranchius guentheri 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 Nothobranchius guentheri? Very timid Slightly timid Neutral Somewhat aggresive 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+
What, if any is the biggest difficulty encountered when breeding these fish? Poor egg production Poor egg survival Poor fry survival rate Deformities Skewed sex ratio	How would you describe sex ratios when breeding Nothobranchius guentheri? If you are unsure please leave this question unanswered. Almost all males Somewhat male heavy Roughly equal Somewhat female heavy Almost all females
In general, how difficult is Nothobranchius guentheri to keep and breed? Very easy Easy Average Difficult Very difficult	How sucessful have you been at breeding Nothobranchius guentheri? Very unsucessful Fairly unsucessful Average Fairly sucessful Very sucessful

Remember, each record represents only one persons experience; if you had different results, or used different methods, please share your experiences