الرئيسية
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من طرف د / ايمن حموده السبت أكتوبر 18, 2008 3:34 am
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| Megalaspis cordyla (Linnaeus, 1758) | ||||
| Family: | Carangidae (Jacks and pompanos) | picture (Mecor_u4.jpg) by Randall, J.E. <table style="FONT-SIZE: small; FONT-FAMILY: Arial" cellSpacing=0 cellPadding=2 border=1><tr><td align=middle>| Native range | All suitable habitat | PointMap | Year 2050 | </TD></TR> <tr><td align=middle>  </TD></A></TR><tr><td align=left>Megalaspis cordyla AquaMaps Data sources: .s=0&c[0].p=0&c[0].o=Megalaspis cordyla&c[1].s=28&c[1].p=0&c[1].o=0]GBIF [url=http://www.iobis.org/OBISWEB/ObisControllerServlet?category=all&names=data&tableName=0&searchName=Megalaspis cordyla&x=51&y=9]OBIS[/url] </TD></TR></TABLE>Point map | | Order: | Perciformes (perch-likes) |
| Class: | Actinopterygii (ray-finned fishes) | |||
| FishBase name: | Torpedo scad | |||
| Max. size: | 80.0 cm TL (male/unsexed; Ref. 3287); max. published weight: 4,000 g (Ref. 4883) | |||
| Environment: | reef-associated; brackish; marine; depth range 20 – 100 m | |||
| Climate: | tropical; 47°n - 22°S, 40°e - 156°e | |||
| Importance: | fisheries: highly commercial; price category: high; price reliability: reliable: based on ex-vessel price for this species | |||
| Resilience: | Medium, minimum population doubling time 1.4 - 4.4 years (K=0.13(?)-0.35;) | |||
| Vulnerability: | Low to moderate vulnerability (26.80). (Ref. 59153) | |||
| Distribution: Gazetteer | Indo-West Pacific: East Africa to Japan and Australia. | |||
| Morphology: | [url=http://filaman.ifm-geomar.de/Glossary/Glossary.cfm?termEnglish=dorsal fin]Dorsal[/url] spines (total): 9 - 9; [url=http://filaman.ifm-geomar.de/Glossary/Glossary.cfm?termEnglish=dorsal fin]Dorsal[/url] [url=http://filaman.ifm-geomar.de/Glossary/Glossary.cfm?termEnglish=soft ray]soft rays[/url] (total): 18 - 20; [url=http://filaman.ifm-geomar.de/Glossary/Glossary.cfm?termEnglish=anal fin]Anal[/url] spines: 3; [url=http://filaman.ifm-geomar.de/Glossary/Glossary.cfm?termEnglish=anal fin]Anal[/url] [url=http://filaman.ifm-geomar.de/Glossary/Glossary.cfm?termEnglish=soft ray]soft rays[/url]: 16 – 17. Color bluish grey to green dorsally; silvery below; dark fins. Opercle with a large black spot. 51-59 strong, very large scutes. Anal fin with 2 detached spines (Ref. 2334). Numerous dorsal and anal finlets are distinct (Ref. 37816). | |||
| Biology: | Primarily oceanic (Ref. 48635), lives near the surface of coastal waters (Ref. 3197, 11230). Forms schools and feeds mainly on fishes (Ref. 5213). Generally marketed fresh (Ref. 5284). | |||
| Red List Status: | Not Evaluated (Ref. 57073) | |||
| Dangerous: | harmless | |||
| Coordinator: | Smith-Vaniz, William F. | |||
| Main Ref: | Paxton, J.R., D.F. Hoese, G.R. Allen and J.E. Hanley. 1989. (Ref. 7300) | |||
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