Cyprinodon
arcuatus
Minckley & Miller, 2002
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Family:
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Cyprinodontidae
(Pupfishes), subfamily: Cyprinodontinae
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Google Image (not verified) www.ccfishery.net
May show another species!
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Order:
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Cyprinodontiformes
(rivulines, killifishes and live bearers)
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Class:
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Actinopterygii (ray-finned fishes)
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In this site name:
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Santa Cruz pupfish |
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Max. size:
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4.6 cm SL (male/unsexed; Ref. 43452) |
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Environment: |
benthopelagic; freshwater
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Climate: |
temperate |
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Importance:
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Resilience: |
High, minimum population doubling time less than 15 months(Preliminary K or Fecundity.)
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Distribution:
Go to ccfishery.net
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North America: restricted to the upper Santa Cruz basin in southern Arizona and Northern Sonora.
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Morphology:
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Dorsal
soft rays
(total): 9 - 10;
Anal
soft rays: 9 – 11;
Vertebrae: 25 – 27. Distinct dorsal-body surface, which is highly convex before the dorsal fin but changing abruptly at the dorsal origin into a deep, postdorsal concavity most developed in breeding males; absence in nuptial males of distinctive yellow or orange pigment on either the caudal fin or peduncle; weak development of lepidodonts and modally six preopercular pores (Ref. 43452).
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Biology: |
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Red List Status: |
Not in IUCN Red List (Ref. 57073)
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Dangerous:
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harmless
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Coordinator: |
Costa, Wilson J.E.M.
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