Encrasicholina oligobranchus (Wongratana 1983)

Dorsal spines (total): 0; Analspines: 0; Analsoft rays: 15

Spawn in school (Ref. 205).

This species is distinguished by the following set of characters: unbranched dorsal and anal fin rays 3; branched pectoral-fn rays 11-14 (modally 12); pseudobranchial flaments 16-22 (16); first gill arch with upper limb gill rakers 12-14 (13), lower limb 16-18 (17), total 28-32 (30); second gill arch with upper limb gill rakers 10-11 (10), lower limb 12-17 (16), total 22-27 (27); third gill arch with upper limb gill rakers 8-9 (9), lower limb 10-11 (10), total 18-20 (18); fourth gill arch with upper limb gill rakers 6-8 (7), lower limb 8-9 (8), total 14-16 (19); gill rakers 3-5 (4) on hind face of third gill arch; spine-like scutes on abdomen 3-6 (4); transverse scales 8-9 (9); exposed urohyal bony, without fleshy knobs; head is large, its length 28.3-29.8% (mean 28.9%) of SL; maxilla rather is long, its length 19.0-20.7% (19.9%) of SL, its posterior tip just reaching to anterior margin of preopercle; lower jaw is rather long, its length 19.1-20.5% (19.7%) of SL; orbit is long, its diameter 8.3-8.8% (8.6%) of SL; snout is long, its length 4.9-5.2% (5.1%) of SL; body is elongate, its depth 13.3-15.3% (14.5%) of SL; pelvic fin is short, its length 8.7-9.4% (9.0%) of SL (Ref. 124514).

Presumably schooling, although the three type (and only known) specimens were caught after 20 months of sampling. Evidently rare.

fisheries: of no interest

分布於西太平洋海域，包括菲律賓及臺灣。臺灣發現於澎湖海域。

小型食用魚，一般多曬成魚乾出售，主要漁法為焚寄網或巾著網等，週年可見，無明顯盛漁期。

體細長，略呈亞圓筍形，腹鰭前方具5個針狀稜棘。頭中大。吻端尖。眼大，眼徑大於吻長。口大，微斜；上頜前端突出於下頜，上頜骨末端尖突而延長，向後延伸達下鰓蓋骨。鰓耙細長而密，下枝鰓耙在17-18間。體被圓鱗，鱗小而薄，易脫落，無側線。背鰭起始於體中部，具軟條13-14；臀鰭起始於背鰭基部末端之下方，具軟條18；尾鰭叉型。體色銀白略透明，體側具一條銀白色之縱帶。背鰭及尾鰭淡青色，其餘各鰭半透明。

大洋性表層洄游魚種，群游性。一般群游於近岸至離岸數百浬處，有時也會進入大型、較深且水質清澈的內灣或潟湖區。鰓耙發達，以過濾浮游生物為食。同時也是鮪、鯖等大型魚種之餌料生物。

Encrasicholina oligobranchus, the Philippine anchovy, is a species of ray-finned fish in the family Engraulidae. It is found in the Western Central Pacific Ocean.

(RLQ=window.RLQ||[]).push(function(){mw.log.warn("Gadget "ErrefAurrebista" was not loaded. Please migrate it to use ResourceLoader. See u003Chttps://eu.wikipedia.org/wiki/Berezi:Gadgetaku003E.");});

Encrasicholina oligobranchus Encrasicholina generoko animalia da. Arrainen barruko Engraulidae familian sailkatzen da.

Encrasicholina oligobranchus is een straalvinnige vis uit de familie van ansjovissen (Engraulidae) en behoort derhalve tot de orde van haringachtigen (Clupeiformes). De vis kan een lengte bereiken van 6 cm.

菲律賓半棱鯷（学名：Encrasicholina oligobranchus），又名寡鰓公鯷，為輻鰭魚綱鲱形目鳀科的其中一種，分布於中西太平洋區的菲律賓海域，本魚體延長，腹部圓，上頷尖突，臀鰭短，臀鰭軟條15條，體長可達6.2公分，棲息在沿海。