Classification / Names
ຊື່ສາມັນ | ຄຳສັບຄ້າຍຄືກັນ | Catalog of Fishes(ຕະກຸນ, ຊະນິດ) | ITIS | CoL | WoRMS | Cloffa
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Gobiiformes (Gobies) >
Microdesmidae (Wormfishes) > Ptereleotrinae
Etymology: Navigobius: Name from Latin ' navi' meaning to float or swim, an allusion to the swimming habits of the species.; dewa: Named for Mr. Shin’ichi Dewa; noun in apposition..
More on authors: Hoese & Motomura.
Environment: milieu / climate zone / depth range / distribution range
ນິເວດວິທະຍາ
ສັດທະເລ ອາໄສຢູ່ໃກ້ໜ້າດິນໃຕ້ພື້ນທ້ອງນ້ຳ; ລະດັບຄວາມເລິກ 45 - 85 m (Ref. 83368). Subtropical
Northwest Pacific: currently known only from southern Japan.
ຂະໜາດ / ນ້ຳໜັກ / Age
Maturity: Lm ? range ? - ? cm
Max length : 4.1 cm SL (female)
Short description
ຕົວທີ່ໃຊ້ໃນການຈຳແນກຊະນິດ | ສະລີລະວິທະຍາ | ການວັດແທກຮູບຮ່າງລັກສະນະພາຍນອກຂອງດິນ,ສັດ,ປາ…
ຄີ (ໜາມ)ແຂງຢູ່ຫຼັງປາ (ທັງໝົດ) : 7; ຄີຫຼັງຂອງປາ (ຄີອ່ອນ) (ທັງໝົດ) : 19; ຄີ(ໜາມ) ແຂງຢູ່ຄີກົ້ນປາ
ກຸ່ມປາກະດູກແຂງ
ຄວາມຖີ່ຂອງກຸ່ມຖ່າຍທອດພັນ
ປາທີ່ມີການເຄື່ອນຍ້າຍຈາກທະເລໄປຫານ້ຳຈືດ ແລະນ້ຳຈືດຫາທະເລ
ປາທີ່ມີການເຄື່ອນຍ້າຍຈາກທະເລແລະໄປໄຂ່ຢູ່ນ້ຳຈືດ
ຄີກົ້ນຂອງປາ
ສັດທີ່ມີກະດູກສັນຫັຼງ
ການຖ່າຍທອດທາງກຳມະພັນຈາກພໍ່ແມ່ຫາລູກ: 1; ຄີກົ້ນຂອງປາ: 19 - 20; ສັດທີ່ມີກະດູກສັນຫຼັງ: 26. This species is distinguished by the following characters: lower lip with free ventral margin over whole length, the fold narrowing at anterior tip of lower jaw; compressed head and body; elongated body; naked cheek, preoperculum and operculum while most of the body scaled; most scales are cycloid, but with ctenoid patch below pectoral fin and on posterior region of caudal peduncle, imbricate, in 92-97 vertical rows; terminal mouth only slightly protrusible, forming an angle of 27-37° to longitudinal axis of body; maxilla reaching posteriorly to below the middle of eye; head pores are paired laterally, with 4 pores around dorsal margin of each eye; relatively short and rounded snout with length less than eye diameter; anterior nostril at the end of a short tube while posterior nostril a simple pore; head papillae in a transverse pattern; median nuchal crest, formed by very low fold of skin, from first dorsal spine onto head to just above the middle to posterior end of operculum; gill opening is moderate, extending from upper pectoral-fin base ventrally to just below posterior preopercular margin; interorbital about three-quarters diameter of eye; gill rakers on first arch 5+1+10, spatulate and elongate; all rakers are ossified, those on second, third and fourth arches tuberculate, with dorsal spiny projections; D1 VI, D2 I,19; A I,19-20; pectoral-fin rays 20; segmented caudal-fin rays usually 9+8; branched caudal-fin rays 6+5; pelvic fins are separate, each with rays I,4; vertebrae 10+16; branchiostegals 5 (Ref. 83368).
An epibenthic species found in sandy and muddy bottoms on the steep slope. Adults form epibenthic schools, comprising 10-300 individuals (in Kagoshima Bay) (Ref. 83368).
Life cycle and mating behavior
Maturities | ການສືບພັນ | Spawnings | Egg(s) | Fecundities | ຕົວອ່ອນ
Hoese, D.F. and H. Motomura, 2009. Descriptions of two new genera and species of ptereleotrine fishes from Australia and Japan (Teleostei: Gobioidei) with discussion of possible relationships. Zootaxa 2312:49-59. (Ref. 83368)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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ແຫຼ່ງອີນເຕີເນັດ
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
ຊັ້ນເຂດຮ້ອນ (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
