| Rivulidae (Rivulines), subfamily: Rivulinae |
| 7.5 cm TL (male/unsexed) |
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benthopelagic; freshwater, non-migratory |
| Central America: Atlantic river basins of Costa Rica. |
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| Mainly in waters of moderate to high current velocity between 525 and 695 m elevation, also abundant in a pool with much vegetation and little current. More abundant in waters of greater current velocity. Always swims near a grass or undergrowth refuge over muddy or sand bottoms. Eats aquatic insects (Ref. 36880). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139). |
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Endangered (EN); Date assessed: 24 September 2019 (B1ab(iii)) Ref. (130435)
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| harmless |
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Known solely from the Lago Arenal drainage on the Atlantic versant and in the headwaters of the adjacent drainage, the Río Bebedaro, on the Pacific side (Ref. 36880). |
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