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Nothobranchius krammeri  Valdesalici & Hengstler, 2008

 

Valdesalici, S. & H. Hengstler. 2008. Nothobranchius krammeri n. sp. (Cyprinodontiformes: Nothobranchiidae): a new annual killifish from the Meronvi River basin, northeastern Mozambique. Aqua, International Journal of Ichthyology, 14: 187–194.

 

Vulnerable
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Biotic index

Holotype

ZSM 35101, holotype, male, 27.0 mm SL, Mozambique: Cabo Delgado, temporary pool about 35 km north of Mocímboa da Praia village, within the Meronvi River basin, (11°09.405' S, 40°19.441' E); H. Hengstler & S. Vendo, 15 May 2005, [field code: Cabo Delgado MZHL 2005-13].

Paratypes

MRAC 2006-41-P-1 (1), 2007-29-P-6 (1), 2007-29-P-7 (1); SAIAB 78304 (1); ZSM 35102 (1)

Diagnosis

From Valdesalici & Hengstler (2008): “Nothobranchius krammeri can be distinguished from all other species of the genus by the following combination of unique characters: 13-15 dorsal fin rays; 14-15 anal fin rays; 24-27 scales in median lateral series; frontal squamation pattern variable; pelvic fin tips not reaching the anus; male body and head scales light blue with pale red to pale orange margin, outer rim of ventral body scales towards the belly yellow; snout reddish; throat orange to yellow; frontal and superior portion of head reddish; anal fin yellowish with a pattern of narrow pale brown lines extending to fin rays; caudal fin pale red with a small black seam along its outer margin, larger on upper and lower angle, sharply delineated hyaline submarginal band.”

Classification

Subgenus: Adiniops

Species group: N. melanospilus group

Taxonomic status

Nothobranchius krammeri was established as a species by Valdesalici & Hengstler in 2008, and that status has since been accepted by all authors.

Type locality

Mozambique: Cabo Delgado, temporary pool about 35 km north of Mocímboa da Praia village, within the Meronvi River basin, (11°09.405' S, 40°19.441' E).

Distribution

This species is endemic to seasonal freshwater habitats in north-eastern Mozambique. It is known from ephemeral marshes and pools in coastal part of Cabo Delgado province, from eastern flowing small river drainages in north-eastern Mozambique.

Ecoregion

Coastal East Africa (564)

Elevation

25–61 m

Ecology

Water parameteres (Valdesalici & Hengstler, 2008):

Water temperature: 25-30 °C

pH: 7.0

Syntopic congeners

N. cf. makondorum - 50%

Reproduction

This species has an annual life cycle.​​

Embryonic development under captive conditions in peat moss is about three to four months at room temperature.

Size

Maximum size reported: 33.2 mm SL (MRAC 2007-29-P-6, male)

Chromosomes

Not known

Etymology

The specific name is given in honour of Werner Krammer, Pöttmes, Germany, a well-known German aquarist, who first successfully bred this species.

Conservation status

Vulnerable B1ab(iii) (Nagy & Watters, 2019)

References

    Valdesalici, S. & H. Hengstler. 2008. Nothobranchius krammeri n. sp. (Cyprinodontiformes: Nothobranchiidae): a new annual killifish from the Meronvi River basin, northeastern Mozambique. Aqua, International Journal of Ichthyology, 14: 187-194. [taxonomy as Nothobranchius krammeri]

    Nagy, B. & B. R. Watters. 2019. Nothobranchius krammeri. The IUCN Red List of Threatened Species 2019: e.T53903968A58340354. [conservation]

Distribution map

 

Collecting period

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