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Maculabatis gerrardi  (Gray, 1851)

Sharpnose stingray
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Maculabatis gerrardi
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Philippines country information

Common names: Pagi
Occurrence: questionable
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Not mentioned in Herre 1953 (Ref. 280) nor collected from local fish markets (Ref. 47737)
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/rp.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Compagno, L.J.V., P.R. Last, J.D. Stevens and M.N.R. Alava, 2005
National Database:

Classification / Names

Elasmobranchii (sharks and rays) > Myliobatiformes (Stingrays) > Dasyatidae (Stingrays) > Urogymninae
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Main reference

Size / Weight / Age

Max length : 200 cm TL male/unsexed; (Ref. 9840)

Length at first maturity
Lm ?, range 64 - ? cm

Environment

Marine; brackish; demersal; depth range ? - 50 m (Ref. 5578)

Climate / Range

Tropical

Distribution

Indo-West Pacific: Oman to Indonesia; north to Taiwan.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Biology     Glossary (e.g. epibenthic)

Likely confined to the inner continental shelf (Ref. 9840), over sandy and mud bottoms (Ref. 30573). Recorded from coastal waters and river mouths (Ref. 45255). Feeds on bottom crustaceans including shrimp, crabs and small lobsters (Ref. 5578). Ovoviviparous (Ref. 50449). Important food fish, the skin and flesh are dried or used to produce leather for purses and bags (Ref. 9840). Caught in very large quantities in the demersal tangle net, bottom trawl and trammel net fisheries. Utilized for its meat, skin (high value) and cartilage (Ref.58048).

IUCN Red List Status (Ref. 115185)

Threat to humans

  Harmless



Human uses

Fisheries: commercial; gamefish: yes

More information

Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
Larval dynamics
Recruitment
Abundance
References
Aquaculture
Aquaculture profile
Strains
Genetics
Allele frequencies
Heritability
Diseases
Processing
Mass conversion
Collaborators
Pictures
Stamps, Coins Misc.
Sounds
Ciguatera
Speed
Swim. type
Gill area
Otoliths
Brains
Vision

Tools

Special reports

Download XML

Internet sources

BHL | BOLDSystems | Check for other websites | Check FishWatcher | CISTI | DiscoverLife | ECOTOX | FAO(fisheries: production; publication : search) | GenBank(genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | iSpecies | National databases | PubMed | Scirus | Sea Around Us | SeaLifeBase | Tree of Life | uBio | uBio RSS | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record | Fishtrace

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 0.5078 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
3.7   ±0.55 se; Based on food items.

Resilience (Ref. 69278)
Very Low, minimum population doubling time more than 14 years (Fec=2)

Vulnerability (Ref. 59153)
High to very high vulnerability (71 of 100)
Price category (Ref. 80766)
Low