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Sphyrna tudes (Valenciennes, 1822)

Smalleye hammerhead
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Sphyrna tudes   AquaMaps   Data sources: GBIF OBIS
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Sphyrna tudes
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Classification / Names ຊື່ສາມັນ | ຄຳສັບຄ້າຍຄືກັນ | Catalog of Fishes(ຕະກຸນ, ຊະນິດ) | ITIS | CoL | WoRMS | Cloffa

ກຸ່ມປາກະດູກອ່ອນ (ເຊັ່ນ: ປາສະຫລາມ, ປາຜາໄລ) (sharks and rays) > Carcharhiniformes (Ground sharks) > Sphyrnidae (Hammerhead, bonnethead, or scoophead sharks)
Etymology: Sphyrna: Probable misspelling of sphyra (Gr.), hammer, referring to their hammer-shaped heads (See ETYFish)tudes: Latin for hammer, referring to its hammer-shaped head (See ETYFish).
More on author: Valenciennes.

Environment: milieu / climate zone / depth range / distribution range ນິເວດວິທະຍາ

ສັດທະເລ ກ່ຽວກັບ (ຢູ່)ເທິງຊັ້ນພື້ນດິນໃນທະເລເປີດ, usually ? - 12 m (Ref. 244). Subtropical; 46°N - 57°S, 73°W - 37°E (Ref. 244)

ການແຜ່ກະຈາຍ ປະເທດ | ເຂດ FAO | ລະບົບນິເວດ | ການປະກົດຕົວ | Point map | ການແນະນຳ | Faunafri

Southwest Atlantic: Venezuela to Argentina (Ref. 58839). Also Mediterranean Sea and Eastern Pacific (Ref. 7251).

ຂະໜາດ / ນ້ຳໜັກ / Age

Maturity: Lm ?  range ? - ? cm
Max length : 134 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 244); 148.0 cm TL (female)

ຊີວະສາດ     ຄຳແປສັບ (ຕ.ຢ. epibenthic)

A little-known inshore shark of the continental shelf, found down to at least 12 m depth. Feeds on small bony fishes, including sea catfish and grunts, but also newborn scalloped hammerheads, swimming crabs, squids, and shrimp. Viviparous with a yolk-sac placenta; number of young probably 6 to 9 per litter (Ref. 244).

Life cycle and mating behavior ການຈະເລີນເຕັມໄວ | ການສືບພັນ | ການວາງໄຂ່ | ໄຂ່ | ຄວາມດົກຂອງໄຂ່ປາ | ຕົວອ່ອນ

Viviparous, with yolk-sac plazenta; number of young probably 6 - 9 per litter. Size at birth about 30 cm.

Main reference Upload your references | ເອກະສານອ້າງອີງ | ຜູ້ປະສານງານ : Compagno, Leonard J.V. | ຜູ້ຮ່ວມມື

Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)

IUCN Red List Status (Ref. 130435: Version 2024-1)

  Critically Endangered (CR) (A2bd); Date assessed: 01 July 2019

CITES


CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

ການປະມົງ: ການປະມົງແບບກຸ້ມຕົນເອງ
FAO - Publication: search | FIRMS - Stock assessments | FishSource |

ຂໍ້ມູນຕື່ມອີກ

Trophic ecology
ລາຍການອາຫານ
ອົງປະກອບຂອງອາຫານ
ການບໍລິໂພກອາຫານ
Food rations
ຜູ້ລ້າ
Population dynamics
ຕົວວັດແທກການເຕີບໃຫຍ່
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
ການທົດແທນທີ່
ຄວາມອຸດົມສົມບູນ
Life cycle
ການສືບພັນ
ການຈະເລີນເຕັມໄວ
Maturity/Gills rel.
ຄວາມດົກຂອງໄຂ່ປາ
ການວາງໄຂ່
Spawning aggregations
ໄຂ່
Egg development
ຕົວອ່ອນ
ການປ່ຽນແປງຂອງຕົວອ່ອນ
Anatomy
ເນື້ອທີ່ເຫືອກ
Brain
Otolith
Physiology
Body composition
Nutrients
ການບໍລິໂພກອົກຊີເຈນ
ປະເພດການລອຍ
ຄວາມໄວໃນການລອຍ
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Genetics
ກຳມະພັນ
Heterozygosity
ການຖ່າຍທອດທາງກຳມະພັນຈາກພໍ່ແມ່ຫາລູກ
Human related
Aquaculture systems
ຂໍ້ມູນການລ້ຽງສັດນ້ຳ
ສາຍພັນ
Ciguatera cases
Stamps, coins, misc.

ເຄື່ອງມື

Special reports

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ແຫຼ່ງອີນເຕີເນັດ

Estimates based on models

Preferred temperature (Ref. 123201): 17.6 - 27.8, mean 21.1 °C (based on 613 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5029   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00153 - 0.00788), b=3.12 (2.93 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
ຊັ້ນເຂດຮ້ອນ (Ref. 69278):  3.6   ±0.4 se; based on diet studies.
ຄວາມຢືດຢຸ່ນ (Ref. 120179):  ຕຳ່ຫຼາຍ, ປະຊາກອນຕຳ່ສຸດທີ່ໃຊ້ເວລາສອງເທົ່າຫຼາຍກວ່າ 14 ປີ (Fec=6).
Fishing Vulnerability (Ref. 59153):  Very high vulnerability (89 of 100).
Price category (Ref. 80766):   High.