Hulk Orange Neocaridina Shrimp (Neocaridina davidi) is a bold and unusual color variant that combines a vivid orange body with bright green or teal-tinged accents — particularly visible in the saddle (ovaries) and sometimes in the leg and antenna coloration. The result is a visually striking contrast: warm orange against cool green, which inspired the "Hulk" name. The orange and green complement each other in a way that makes this one of the most eye-catching Neocaridina variants available.
The Hulk Orange is a relatively recent development in the Neocaridina hobby, emerging from breeders experimenting with color combinations within the orange and yellow Neocaridina lines. As with all Neocaridina strains, consistent color expression takes several generations of selective line-breeding, and quality can vary noticeably between breeding lines — look for individuals with the strongest, most contiguous green saddle coloration when selecting breeding stock.
All Neocaridina davidi color varieties are color-selected lines of a single species native to Taiwan. The wild form is a drab olive-brown, barely resembling its descendants. Decades of selective breeding by dedicated hobbyists and commercial breeders isolated and intensified natural color and pigment mutations across hundreds of generations to produce today's extraordinary palette.
A note on mixing colors: Neocaridina color varieties will interbreed freely. Subsequent generations of crosses revert toward the ancestral wild-type — a muddy brown-olive. Keep each color variety in its own aquarium to maintain color quality.
| Hulk Orange Neocaridina Shrimp | |
|---|---|
| Difficulty | Beginner — Easy |
| Temperament | Peaceful — safe with small non-predatory fish |
| Adult Size | 1.0–1.5 inches (2.5–4 cm) — females larger |
| Group Size | 10 minimum — colonies of 20–30+ thrive and breed readily |
| Ideal Temperature | 70–78°F (21–26°C) |
| Ideal pH | 6.5–7.5 |
| Ideal GH | 6–10 dGH |
| Ideal KH | 2–6 dKH |
| Ideal TDS | 150–250 |
| Staple Food | GlasGarten Shrimp Dinner 2; GlasGarten Bacter AE |
| Treat / Supplement | GlasGarten Shrimp Snacks; GlasGarten Shrimp Lollies 4 in 1; GlasGarten Mineral Junkie Bites; GlasGarten Mineral Food; GlasGarten Shrimp Baby Food (for juveniles) |
| Origin | Taiwan (captive-bred color selection of Neocaridina davidi) |
| Notes |
Copper: Fatal — never use copper medications in shrimp tanks Color: Vivid orange body with green or teal-tinged accents in the saddle, legs, and antennae — the contrast gives the strain its "Hulk" name Color Mixing: Do not mix Neocaridina color varieties — offspring revert to wild-type brown Molting: Do not remove molted shells — shrimp consume them for minerals Breeding: Berried females carry eggs 3–4 weeks; shrimplets need Bacter AE and Baby Food |
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