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Naucrates ductor

Taritari Uri (AK)

Pilotfish

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Image:	Adult (illustration)	15KB

General Information

COMMON NAMES: Pilotfish; German Pilotfisch; French Poisson-pilote

TRADITIONAL NAMES: Taritari (MG), Taritari Uriuri (MK MT), Taritari Uri (AK); Other Polynesian - Uri (TAH)

GLOBAL DISTRIBUTION: NATIVE circumtropical; s. to NZ

COOK ISLANDS STATUS: Native; PLUS: N.Group lagoons (Sims); Marine, near-shore - pelagic

KEY FEATURES: To 70cmSL, depth 3 in SL. Blue above, white below; with 6 BROAD BLACK BANDS ENTENDING ONTO THE FINS AND TAIL; tail tips white. Upper jawbone ending under eye; Pectoral shorter than head length; without scutes; strong lateral keel on tail base; Anal less than 70% base of 2nd Dorsal.

Cook Islands Distribution

View Distribution Map

Southern Group: Present Makatea:
RR	MG	AT	MK	MT	AK	PL	TK	MN
	P-inf

Northern Group: Present
TN	MH	RK	PK	NS	SW
	P

Key to Symbols

blank	no data
-	absent	L	localised
X	extinct 'naturally'	W	widespread
XQi	quarantine intercepted	R	recent
XQe	eradicated	?	query preceding category
P	present	T?	taxonomic query
S	seasonal	nn	present, said to have no name
O	occasional	?1	present, name not investigated
++++	very common	?2	presence not verified, no name recorded
+++	common	N/A	absent, name not expected
++	uncommon
+	rare
Cook Islands islands: RR =Rarotonga, MG = Mangaia, AT =‘Ātiu, MK=Ma‘uke, MT=Miti‘āro, AK=Aitutaki, PL=Palmerston, PN=Penrhyn, MN=Manuae, TK=Takūtea, TN=Tongareva (TS=Tongaleva Spoken, TW=Tongareva Written, they say "el" but write "r"), MH=Manihiki, RK=Rakahanga, PK=Pukapuka, NS=Nassau, SW=Suwarrow. After a Polynesian name: ^=orthography query. Countries and other: FIJ=Fiji, WT=Wallis & Futuna, SAM=Samoa, TON=Tonga, NIU=Niue, CK=Cook Islands, CKM=Cook Islands Māori, FP=French Polynesia, AUS=Australs, SOC=Societies, TAH=Tahiti, TUA=Tuamotus, MQS=Marquesas, MNG=Mangareva, PIT=Pitcain group, EAS=Easter Island, HAW=Hawai‘i, NZ=New Zealand, NZM=New Zealand Māori

Scientific Taxonomy

Naucrates ductor (Linnaeus, 1758)
SYNONYMS: Gasterosteus ductor [O]

TAXONOMY: ANIMALIA; CHORDATA; GNATHOSTOMATA (Jawed Vertebrates); PISCES; OSTEICHTHYES; Perciformes; Percoidei; Percoidea; CARANGIDAE, Naucratinae

More Information

GENERAL NOTE: Adults accompany sharks, rays, turtles or large fish, feeding off their scrapes and on small fishes.

Vouchers & References

Vouchers:
Manihiki: lagoon field ID Sims (Sims88).

References:
p.164 Randall et al. (1990) Fishes of the Great Barrier Reef....
p.253 Burgess et al. (1988) Atlas of Marine Aquarium Fishes (TFH)
plate 154-03 Lieske & Myers (1996) Coral Reef Fishes
plate 38-16 Allen (1997) Marine Fishes of Tropical Australia....
Species No. 395 Munro (1967) Fishes of New Guinea

Data Update History (information):
zTX, zB02, zM02, zD02

Web Resources

Citation Information

McCormack, Gerald (2007) Cook Islands Biodiversity Database, Version 2007.2. Cook Islands Natural Heritage Trust, Rarotonga. Online at http://cookislands.bishopmuseum.org.
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