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Cassis madagascariensis, Emperor helmet : fisheries
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Cassis madagascariensis   Lamarck, 1822

Emperor helmet

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Cassis madagascariensis  AquaMaps  Data sources: GBIF OBIS
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Image of Cassis madagascariensis (Emperor helmet)
Cassis madagascariensis


Trinidad and Tobago country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: never/rarely | Ref:
Regulations: no regulations | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/td.html
National Fisheries Authority: http://www.cep.unep.org/trini_tbgo/fisheries/index.htm
Occurrences: Occurrences Point map
Main Ref: Leal, J.H., 2003
National Database:

Common names from other countries

Classification / Names / Names 俗名 | 同種異名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

Gastropoda > Littorinimorpha () > Cassidae (helmet and bonnet shells)

Environment: milieu / climate zone / depth range / distribution range 生態學

; 深度上下限 3 - 183 m (Ref. 83435).    ; 35°N - 10°N, 90°E - 65°E (Ref. 83435)

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | 簡介

Western Atlantic.

Length at first maturity / 大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm Max length : 35.0 cm DL 雄魚/尚未辨別雌雄; (Ref. 83435); common length : 35.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 355)

簡短描述 型態特徵

Shell very large, heavy. Spire short. Shell surface with 3 rows of large knobs on body whorl. Parietal shield large and well defined, triangular. Outer lip with inner tooth-like projections. Colour: pale cream, parietal shield pale to deep salmon. Outer lip entirely cream or cream white sometimes with light brown between teeth.

生物學特性     字彙 (例如 epibenthic)

Largest species of the family in the Atlantic ocean (Ref. 355). Maximum depth from Ref. 109264. On sand bottoms near seagrass beds, at shallow subtidal depths (Ref. 355).

Life cycle and mating behavior 成熟度 | 繁殖 | 產卵場 | | 孕卵數 | 仔魚

Members of the order Neotaenioglossa are mostly gonochoric and broadcast spawners. Life cycle: Embryos develop into planktonic trocophore larvae and later into juvenile veligers before becoming fully grown adults.

主要參考資料 參考文獻 | 合作者 | 合作者

Leal, J.H. 2003. (Ref. 355)

IUCN 瀕危狀態 (Ref. 130435)

  未評估 

CITES狀態 (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人類使用

漁業: 商業性
| FishSource |

工具

更多資訊

國家
FAO區域
生態系
發現紀錄
簡介
Stocks
生態學
食性
食物相
俗名
同種異名
捕食者
繁殖
成熟度
產卵場
孕卵數

卵發育
年龄/大小
成長
長度-重量
長度-長度
型態特徵
仔魚
豐度
參考文獻
Mass conversion

網路資源

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | GenBank (基因組, 核甘) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | 樹狀分類階層 | Wikipedia (, 搜尋) | 動物學的記錄

Estimates based on models

Preferred temperature (Ref. 115969): 21.1 - 27.5, mean 24.8 (based on 130 cells).
價格種類 (Ref. 80766): Unknown.