Taxonomy & naming
Maylandia sp. "Zebra Gold" has no formal scientific name, describing author, or Catalog of Fishes entry. The genus Maylandia was erected by Meyer and Foerster in 1984, named in honour of Hans-Joachim Mayland, a German aquarium author who contributed substantially to the early cichlid literature; the genus has at times been treated as a synonym of Metriaclima in the taxonomic literature, and readers researching this fish may encounter it under either name. This form belongs to the broad Maylandia zebra species complex, the group whose bold, vertically barred pattern gives it the "zebra" common name across the hobby. The "Gold" qualifier in the trade name distinguishes it from the far more familiar blue-bodied zebra forms recorded from the same general area; it should not be confused with selectively bred aquarium-strain "gold" colour varieties of unrelated species, since this is presented as a naturally occurring wild population.
Morphology
A moderately elongate, laterally compressed mbuna on the standard Maylandia zebra-complex build, with the blunt head and comb-like teeth typical of algae-grazing mbuna. The defining feature of this form is colouration: rather than the blue ground colour typical of most zebra-complex populations, males and females of "Zebra Gold" carry a golden-yellow body colour, generally with the vertical barring pattern that gives the wider zebra group its name still visible against the gold ground. Because the form is undescribed, no formally published measurements or diagnostic characters beyond this colouration are available; size is assumed to fall within the genus-typical range for the zebra complex.
Habitat
This form is recorded from a cluster of localities along the west-central Malawian shore, from Charo and Kakusa in the north of its range down to Mundola Point and Sanga further south, plus records from Nkhata Bay and Lions Cove. Like other members of the zebra complex it occupies rocky habitat in the shallow-to-intermediate zone, where algal turf is abundant on wave-washed rock. Water conditions follow the lake's standard chemistry: warm, hard, and alkaline, with temperature in the mid-20s Celsius and pH on the alkaline side of neutral.
Feeding
Maylandia sp. "Zebra Gold" grazes aufwuchs from rock surfaces, the standard feeding mode for the zebra mbuna complex and for algae-grazing mbuna generally, using comb-like teeth to scrape the mixed film of algae, diatoms, and micro-invertebrates from sunlit rock. The aufwuchs itself is not a single food but a whole microhabitat -- filamentous and diatomaceous algae bound up with detritus and the small invertebrates that live within it -- so a grazing mbuna takes in a mixed, protein-and-fibre diet in a single bite rather than pure plant matter. Because algal turf grows fastest where sunlight and wave action are both strong, feeding activity and territorial defence of good grazing patches are concentrated in the same shallow, wave-exposed rock that territorial males also use for breeding, tying the two behaviours to the same stretch of habitat.
Mating
Breeding behaviour has not been separately documented for this specific golden form, but the Maylandia zebra complex follows the standard mbuna pattern: territorial males hold and defend small rock territories, displaying breeding colouration to attract passing females, with no pair bond and no male involvement beyond courtship and fertilisation. As in other maternal mouthbrooders of the lake, the male's anal fin carries egg-spot markings -- round, egg-like blotches of colour -- that play a role in courtship: a female collecting her own eggs after spawning is drawn to peck at these spots as though they were additional eggs, and in doing so takes in the sperm needed to fertilise the clutch she already holds. This egg-spot mechanism is one of the more thoroughly documented features of haplochromine courtship across Lake Malawi and is assumed, by strong genus-level precedent, to operate in this form as well.
Breeding
Reproduction follows the standard Lake Malawi haplochromine pattern of maternal mouthbrooding: the female collects fertilised eggs into her mouth immediately after spawning and broods them for roughly three to four weeks before releasing free-swimming fry, with no further parental care. Clutch size has not been documented for this form; by analogy with similarly sized Maylandia, a clutch of a few dozen eggs is a reasonable expectation. After release, free-swimming fry of Lake Malawi cichlids typically seek out shallow, structurally complex refuge -- crevices among rocks or, for sand-associated species, cover near the shoreline -- where they are less exposed to predators than in open water, sometimes continuing to shelter near the mother for a short period even though she provides no further direct care once they are released.
In the aquarium
Maylandia sp. "Zebra Gold" is popular precisely because its golden colouration stands out strongly against the blue-and-black rockwork typical of a Malawi biotope tank. It is kept in the standard zebra-mbuna setup: a rock-dominated tank over fine sand, with distinct rock piles and clear sightline breaks so a dominant male does not monopolise the whole tank. A footprint of at least 47 in suits a harem group of one male to several females.
Water should replicate Lake Malawi conditions: temperature in the mid-20s Celsius, pH roughly 7.7 to 8.6, and moderately hard to hard water, held stable. Diet should lean vegetable, built around a spirulina-based flake or pellet, with protein-rich foods offered only occasionally to reduce the risk of bloat. Because a naturally golden wild form is more visually distinctive than most zebra-complex fish, keepers wanting to preserve the wild line should be careful not to cross it with unrelated golden-strain mbuna sold under similar trade names.
Conservation
Maylandia sp. "Zebra Gold" has not been evaluated by the IUCN and, as an undescribed form, has no Red List assessment of any kind. Its recorded range is a cluster of Malawian localities in one part of the lake, the typical narrow-endemic pattern for rock-dwelling mbuna, which leaves any single locality vulnerable to concentrated over-collection. Because its distinctive golden colour makes it especially desirable in the aquarium trade, it may face proportionally more targeted collection pressure than similarly restricted blue zebra-complex forms, making captive-bred stock the more sustainable source.