Stimpson's goby
📖 Overview
Adults inhabit mountainous streams. Benthic in lower and middle reaches of streams . They are well adapted to exist in swiftly-flowing basalt-bottomed stream habitat . Presence of these species signify water of good water quality . Adults are primarily herbivorous, scraping algae off rocks, while the larvae are omnivorous; occasionally caught with nets ('upena), usually after being stupefied with native plants (e.g. hola and ahuhu), a process requiring partial diversion of the stream to reduce water flow; particularly prized in July and August when the females are gravid .
🔬 Taxonomy
🐟 Physical Description
Mature males characterized by an extended ray on the first dorsal fin which is very long and overlaps the second dorsal fin when folded; courting male can appear turquoise to nearly black, with two "racing" stripes along the length of the body; females and juveniles normally mottled brown to gray-green; both sexes turn black when disturbed .: fusiform / normal.
🌀 Behaviour
Behavioural data for Stimpson's goby is currently being reviewed.
🦐 Diet
🥚 Reproduction
🌍 Habitat & Distribution
Marine; freshwater; brackish; demersal; amphidromous ; depth range 1 - 300 m . Tropical; 19°N - 16°N found in larger Hawaiian Islands and Society Islands.
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🌐 Names & Taxonomy
| Language | Common Names |
|---|---|
| 🇬🇧English | Hawaiian Waterfall-climbing Goby · Nopoli rockclimbing goby · Oopu Nopili · Stimpson's Goby |
| 🇨🇳Chinese | 斯氏瓢鰭鰕虎 |
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Sicydium albotaeniatum | Günther | 1877 | Synonym |
| Sicydium nigrescens | Günther | 1880 | Synonym |
| Sicydium stimpsoni | Gill | 1860 | Synonym |
| Sicyopterus nigrescens | Günther | 1888 | Synonym |
| Vitraria clarescens | Jordan & Evermann | 1903 | Synonym |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 5 records indexed .
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