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Cynoglossus bilineatus  (Lacepède, 1802)

Fourlined tonguesole
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Native range | All suitable habitat | Point map | Year 2100
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Cynoglossus bilineatus   AquaMaps   Data sources: GBIF OBIS
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Image of Cynoglossus bilineatus (Fourlined tonguesole)
Cynoglossus bilineatus
Picture by Randall, J.E.


Philippines country information

Common names: Dadali, Dali-dali, Dapa
Occurrence: native
Salinity: marine
Abundance: abundant (always seen in some numbers) | Ref: Cabanban, A., E. Capuli, R. Froese and D. Pauly, 1996
Importance: commercial | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Museum: 'Albatross' collection: Cavite Mkt., USNM 137616; Manila Mkt., USNM 137617, 137652; Palawan, Verde del Sur, reef sand flat, USNM 137618; Manila Bay, USNM 137620; Limbones Cove, USNM 286919 (removed from 113179 and recatalogued) (Ref. 11790). Also Ref. 5297.
National Checklist:
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/rp.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Herre, A.W.C.T., 1953
National Database:

Classification / Names

Actinopterygii (ray-finned fishes) > Pleuronectiformes (Flatfishes) > Cynoglossidae (Tonguefishes) > Cynoglossinae
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Main reference

Size / Weight / Age

Max length : 44.0 cm SL male/unsexed; (Ref. 559); common length : 30.0 cm TL male/unsexed; (Ref. 2872)

Environment

Marine; brackish; demersal; depth range 10 - 400 m (Ref. 11441)

Climate / Range

Tropical; 26°C - 29°C (Ref. 4959), preferred ?

Distribution

Indo-West Pacific: Persian Gulf (Ref. 11441), off Pakistan, the west coast of India and Sri Lanka, Indonesia, the Philippines, Japan, and the north and east coasts of Australia.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 0; Dorsal soft rays (total): 107-113; Anal spines: 0; Anal soft rays: 80 - 88. Eyed side brown with an irregular dark blotch on gill cover, blind side white. Blind side with 2 lateral lines (dorsal and medial). Body elongate, its depth 22 to 29% SL. Eyes with a small scaly interorbital space. Snout rounded. Rostral hook short. Corner of mouth reaching posteriorly beyond lower eye, nearer to gill opening than to tip of snout. Caudal-fin rays usually 12. Midlateral-line scales 88 to 96. Scales ctenoid on eyed side of body. Cycloid on blind side. Scale rows between lateral lines on eyed side of body 13 to 16 (Ref 9895).

Biology     Glossary (e.g. epibenthic)

Occurs in coastal areas and estuaries. May ascend upstream into the freshwater tidal zone of the Mekong (Ref. 12693). Inhabits muddy and sandy bottoms of continental shelves. Feeds mainly on benthic invertebrates (Ref. 3391). Utilized as a food fish (Ref. 3391). Marketed fresh in the Mekong delta (Ref. 12693).

IUCN Red List Status (Ref. 115185)

Threat to humans

  Harmless



Human uses

Fisheries: commercial

More information

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Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
3.5   ±0.37 se; Based on food items.

Resilience (Ref. 69278)
Medium, minimum population doubling time 1.4 - 4.4 years (Fec = 2,223-225,557)

Vulnerability (Ref. 59153)
Moderate to high vulnerability (51 of 100)
Price category (Ref. 80766)
Very high