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Sardinops sagax (Jenyns, 1842)

South American pilchard
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Sardinops sagax   AquaMaps   Data sources: GBIF OBIS
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Sardinops sagax
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Australia country information

Common names: Australian pilchard, Bloater, Blue pilchard
Occurrence: native
Salinity: marine
Abundance: abundant (always seen in some numbers) | Ref: Kailola, P.J., M.J. Williams, P.C. Stewart, R.E. Reichelt, A. McNee and C. Grieve, 1993
Importance: commercial | Ref: Kailola, P.J., M.J. Williams, P.C. Stewart, R.E. Reichelt, A. McNee and C. Grieve, 1993
Aquaculture: never/rarely | Ref: Kailola, P.J., M.J. Williams, P.C. Stewart, R.E. Reichelt, A. McNee and C. Grieve, 1993
Regulations: restricted | Ref: Kailola, P.J., M.J. Williams, P.C. Stewart, R.E. Reichelt, A. McNee and C. Grieve, 1993
Uses: bait: yes;
Comments: Distributed from Hervey Bay in southern Queensland, around southern Australia to Red Bluff in Western Australia (Ref. 188, 26420). Pilchards are also found in Bass Strait, across the north coast of Tasmania and along the east coast to Hobart (Ref. 6390). Stock structure: Genetic studies on pilchards have been conducted at the University of New South Wales. Early work (Ref. 26426) proposed the existence of at least 3 separate breeding populations of pilchards in Australian waters. These population units were based on differences in spawning periods, vertebral counts and growth rates. However, a recent study (Ref. 27267) concluded that Sardinops is monotypic and the differences between these (and eastern Pacific populations) are not large enough for even subspecific status. The authors also concluded that sagax was the appropriate name for the species (Ref. ). Edmonds and Fletcher (1997) subsequently used stable isotope ratio to identify 3 separate stocks in Southwestern Australia. Commercial fishery: In Australia, exploitation of pilchards began in the 1800s, although the development of a fishery was hampered by the lack of a substantial or consistent market. Since the 1970s, fishing for pilchards has intensified (Ref. 26420). The largest pilchard fisheries are located in Western Australia with major fisheries in the coastal regions off Fremantle, in King George Sound and the surrounding Albany region and Bremer Bay. Smaller pilchard fisheries are located in Geographe Bay and Esperance areas in the southwest (Ref. 26428), and in other States. In Queensland, pilchards are taken occasionally as part of a mixed catch in beach seine fisheries (Ref. 26430). Pilchards are also harvested along the length of the New South Wales coast, although most of the catch is taken from waters between Ballina and Tweed Heads, Jervis Bay and south of Eden. In Victoria, pilchards are fished in waters within 1 km of shore east of Lakes Entrance, in eastern Bass Strait and in Port Phillip Bay. Small catches are also taken from Western Port and waters out side the Port Phillip Bay (Ref. 858, 26428). The only fishery for pilchards in South Australia is bait fishing by tuna pole-and-line fishers (Ref. 26428). In Western Australia, the biggest catches of pilchards are made in winter (Ref. 26428). Most fishing is done in the early morning or late afternoon using echo sounders and sonar to locate schools, and pollard ('wheat germ' or chicken feed) to attract the fish. In Victoria, pilchards are fished all year with the largest catches being made during the late summer, autumn and early winter (Ref. 858, 26431). Commercial purse seiners fishing for pilchards there and in New South Wales work mainly at dusk or after dark using lights to attract the fish (Ref. 26428). Purse seine nets are the main gear used in pilchard target fisheries (Ref. 26428, 26431). In Western Australia, a small quantity of pilchards is caught for bait by part time fishers and rock lobster and tuna fishers (Ref. 26428). They use lampara nets, hand hauled purse nets and beach seine nets (Ref. 26428). The average size of pilchards caught varies among locations but, in general, fish are between 14 cm and 16 cm long and 2-5 years old. Pilchards have a high oil content which increases with the size of the fish (Ref. 858). The condition and fatness of fish are important for canning or oil production. Pilchards are used either for bait for anglers, rock lobster pots and fish traps, food for tuna in fish farms, pet food, or canned as 'sardines' for human consumption (Ref. 26428, 26430). There is also a small but increasing market for fresh pilchards in capital city fish markets (Ref. 26430). Most of the New South Wales catch is sold through the Sydney Fish Market or processed into pet food (Ref. 26428). Substantial quantities of pilchards were canned for human consumption or processed as fish meal in Victoria during the 1960s, 1970s and early 1980s. They are now used mainly as pet food with small quantities sold as recreational fishing bait or as fresh fish for human consumption. Resource status: There is inadequate knowledge of the pilchard stock size (or biomass) in most fishing areas. Along the southwest coast of Western Australia, pilchards are heavily exploited, and during the 1990s there has been moderately heavy exploitation of other stocks. Also Ref. 28, 5868, 7300.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/as.html
National Fisheries Authority: http://www.csiro.au/
Occurrences: Occurrences Point map
Main Ref: Kailola, P.J., M.J. Williams, P.C. Stewart, R.E. Reichelt, A. McNee and C. Grieve, 1993
National Database:

Common names from other countries

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Clupeiformes (Herrings) > Alosidae (Shads and Sardines)
Etymology: Sardinops: Latin and Greek, sarda = sardine; name related to the island of Sardinia + Greek, ops = appearance (Ref. 45335);  sagax: From the latin word 'sagax' which means of quick perception, acute, or alert (Ref. 6885).
  More on author: Jenyns.

Environment: milieu / climate zone / depth range / distribution range 生态学

海洋; 海洋洄游的 (Ref. 51243); 深度上下限 0 - 200 m (Ref. 188).   亞熱帶的; 9°C - 21°C (Ref. 6390); 61°N - 47°S, 145°W - 180°E (Ref. 36641)

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Indo-Pacific: southern Africa to eastern Pacific (Ref. 27267). Three lineages were confirmed through cluster and parsimony analyses of haplotypic divergences: southern Africa (ocellatus) and Australia (neopilchardus); Chile (sagax) and California (caeruleus); and, Japan (melanostictus) (Ref. 36641).
印度-太平洋: 非洲南部到東太平洋.(參考文獻 27267) 三個世系被確認過簡單式分歧的群聚分析與簡約分析: 非洲南部 ( ocellatus) 與澳洲 ( neopilchardus); 智利 ( sagax) 與加州 ( caeruleus); 並且, 日本 ( melanostictus).(參考文獻 36641)

Length at first maturity / 大小 / 重量 / 年龄

Maturity: Lm 9.0  range ? - ? cm
Max length : 39.5 cm SL 雄鱼/尚未辨别雌雄; (Ref. 9291); common length : 20.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 188); 最大体重: 486.00 g (Ref. 6885); 最大年龄: 25 年 (Ref. 188)

简单描述 检索表 | 型态特徵 | 形态测量图

背棘 (总数) : 0; 背的软条 (总数) : 13 - 21; 臀棘: 0; 臀鳍软条: 12 - 23; 脊椎骨: 48 - 54. Body cylindrical and elongate; ventral part of operculum with clear cut bony striae radiating downwards; belly rounded with ventral scutes; back blue green; flanks white, with 1 to 3 series of dark spots along the middle (Ref. 55763). The radiating bony striae on the operculum distinguish this species from all other clupeids in the area. The radiating bony striae on the operculum distinguish this fish from all other clupeids in the area. In New Zealand the species appears to grow larger (21.3 cm standard length; cf. 19.7 cm), has slightly larger eggs and a higher mean number of vertebrae (50.52; cf. 49 to 50.08 in various samples) (Ref. 859).
身体圆筒形的与延长; 腹部份鳃盖有清澈的刺伤向下正在放射的多骨的陷纹; 腹面以腹的鳞甲圆的; 背面蓝色的绿色; 侧面白色, 1 到 3个成列的深色斑点沿着中央.(参考文献 55763) 在鳃盖上的放射状骨质陷纹在区域中将此种与所有的其他鲱鱼区分开。 在鳃盖上的放射状骨质陷纹在区域中区别来自所有的其他鲱鱼的这一个鱼。 在纽西兰此鱼种似乎生长比较大 (21.3 公分标准长度; 比较 19.7 公分), 有略大卵与一个脊椎骨的比较高的平均数字 (50.52; 比较 49 到 50.08 在各种不同的样本中).(參考文獻 859)

生物学特性     字汇 (例如 epibenthic)

Neritic (Ref. 11230). A coastal species that forms large schools (Ref. 188). Occur at temperatures ranging from 16° to 23°C in summer and from 10° to 18°C in winter. Feed mainly on planktonic crustaceans. Young fish feed on zooplankton such as copepod and adults on phytoplankton (Ref. 39882). Oviparous, with pelagic eggs, and pelagic larvae (Ref. 265). Possibly can live up to 25 years (Ref. 265). In the California region, pilchards make northward migrations early in summer and travel back south again in autumn. With each year of life, the migration becomes farther (Ref. 6885). Marketed fresh, frozen or canned. Utilized mainly for fish meal; but also eaten fried and broiled (Ref. 9988). Main source of landing: NE Pacific: Mexico (Ref. 4931).

浅海的.(参考文献 11230) 一个形成大群鱼群的沿岸鱼种.(参考文献 188) 在夏天出现温度范围从对 23 °C 的 16个 ° 与从 10个 ° 到 18 °C 冬天时。 主要捕食浮游性甲壳动物。 幼鱼捕食浮游动物例如桡脚类的动物而且成鱼捕食浮游植物。 (参考文献 39882) 卵生的, 有大洋性的卵 , 与大洋性仔鱼。 (参考文献 265) 也许能活超过 25 年.(参考文献 265) 在加州区域中,沙丁鱼在夏天初期发动向北的回游而且再一次秋天时游回来南方。 生命中的每一年, 迁移变成更远.(参考文献 6885) 在市场上销售生鲜地了,冻结或装于罐头。 主要地用作鱼粉了; 也油炸后食用而且火烤.(参考文献 9988) 登陆的主要源头: 东北太平洋: 墨西哥.(参考文献 4931)

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼

Oviparous (Ref. 265). In the Gulf of California, some individuals spawn in their first year, but most in their second (Ref. 188). In Australia (as S. neopilchardus), this species breeds in spring and summer in southern part of range, and in summer and autumn in northern part, apparently related to seasonal movement of the limiting 14°C and 21°C isotherms, then autumn to early spring (Ref. 6390). It was believed that individual Australian pilchards only spawn once or twice in a season (Ref. 26422, 26424), but research on related species suggests that they may spawn a number of times (Ref. 6882). Batch fecundities range from about 10,000 eggs in 13 cm long females to about 45,000 eggs in females of about 18 cm (Ref. 26420).印度-太平洋: 非洲南部到東太平洋.(參考文獻 27267) 三個世系被確認過簡單式分歧的群聚分析與簡約分析: 非洲南部 ( ocellatus) 與澳洲 ( neopilchardus); 智利 ( sagax) 與加州 ( caeruleus); 並且, 日本 ( melanostictus).(參考文獻 36641)

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

Whitehead, P.J.P., 1985. FAO Species Catalogue. Vol. 7. Clupeoid fishes of the world (suborder Clupeoidei). An annotated and illustrated catalogue of the herrings, sardines, pilchards, sprats, shads, anchovies and wolf-herrings. FAO Fish. Synop. 125(7/1):1-303. Rome: FAO. (Ref. 188)

世界自然保护联盟红皮书 (Ref. 130435)

  最不相关 (LC) ; Date assessed: 18 July 2018

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的




人类利用

渔业: 高经济性; 诱饵: usually
FAO(渔业: 产生, 物种外形; publication : search) | FishSource | 周边海洋

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Estimates based on models

Preferred temperature (Ref. 115969): 9.5 - 25.2, mean 17.9 (based on 938 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00715 - 0.01061), b=3.07 (3.02 - 3.12), in cm Total Length, based on LWR estimates for this species (Ref. 93245).
营养阶层 (Ref. 69278):  2.8   ±0.1 se; based on diet studies.
回复力 (Ref. 120179):  中等的, 族群倍增时间最少 1.4 - 4.4年 (K=0.45; tm=2; tmax=13-25; Fec=10,000).
Prior r = 0.54, 95% CL = 0.36 - 0.81, Based on 6 full stock assessments.
Fishing Vulnerability (Ref. 59153):  Low to moderate vulnerability (33 of 100).
Climate Vulnerability (Ref. 125649):  Low vulnerability (16 of 100).
价格分类 (Ref. 80766):   Low.