Sphoeroides testudineus, Checkered puffer

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Sphoeroides testudineus (Linnaeus, 1758)

Checkered puffer
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Sphoeroides testudineus   AquaMaps   Data sources: GBIF OBIS
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分類 / Names 共通名の | 類義語 | Catalog of Fishes(部類, ) | ITIS | CoL | WoRMS | Cloffa

> Tetraodontiformes (Puffers and filefishes) > Tetraodontidae (Puffers) > Tetraodontinae
Etymology: Sphoeroides: Greek, sphaira = ball + Greek, suffix, oides = similar to (Ref. 45335).
More on author: Linnaeus.

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

; 汽水性の 関連する礁; 深さの範囲 ? - 48 m (Ref. 9710). Subtropical; 42°N - 35°S, 98°W - 34°W

分布 国々 | 国連食糧農業機関の区域 | エコシステム | 事件 | Point map | 導入 | Faunafri

Western Atlantic to Southwest Atlantic: Rhode Island, USA to southeastern Brazil.

Length at first maturity / サイズ / 重さ / 年齢

Maturity: Lm 10.8  range ? - ? cm
Max length : 38.8 cm TL オス/雌雄の選別がない; (Ref. 26340); common length : 20.0 cm TL オス/雌雄の選別がない; (Ref. 3821); 最大公表体重: 400.00 g (Ref. 5217)

簡単な記述 形態学 | 形態計測学

背面の脊椎 (合計): 0; 背鰭 (合計): 11-12; 肛門の骨 0; 臀鰭: 11. Greenish above, pale yellow to white below; back has series of pale lines and arcs suggesting concentric circles with intersecting lines. No other puffer has this color pattern (Ref. 26938).

生物学     用語集 (例 epibenthic)

Commonly found in bays, tidal creeks and protected coastal waters, especially on seagrass beds, and in brackish water. Rare or absent on coral reefs. Does not form schools, but may form huge aggregates. Hides in the sand when frightened (Ref. 9710). Feeds mainly on bivalves, gastropods, foraminiferans and several other benthic invertebrates specially crustaceans, which it crushes with its powerful teeth (Ref. 35237). To ward off predators, it inflates itself like a balloon. Highly toxic; used to poison cats and dogs (Ref. 2861).

Life cycle and mating behavior 成熟 | 繁殖 | 放精 | | 生産力 | 幼生

Spawning season is from late spring to early fall at Biscayne Bay, Florida. Mean length at first maturity is over 13 cm TL.

主な参考文献 Upload your references | 参考文献 | コーディネーター : Matsuura, Keiichi | 協力者

Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)

IUCNのレッドリストの状況は (Ref. 130435)

  軽度懸念 (LC) ; Date assessed: 07 June 2011

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Poisonous to eat (Ref. 3821)





Human uses

水産業: 興味がない
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Estimates based on models

Preferred temperature (Ref. 123201): 22.9 - 28, mean 25.6 °C (based on 472 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02042 (0.01697 - 0.02457), b=2.93 (2.88 - 2.98), in cm total length, based on LWR estimates for this species (Ref. 93245).
栄養段階 (Ref. 69278):  3.4   ±0.41 se; based on food items.
Generation time: 2.2 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies.
回復力 (Ref. 120179):  低い, 4.5年~14年の倍増期間の最小個体群 (K=0.51; rel. fec=1.146 eggs/ g body weight).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (22 of 100).
Nutrients (Ref. 124155):  Calcium = 32.1 [11.0, 104.4] mg/100g; Iron = 0.721 [0.352, 1.490] mg/100g; Protein = 19.9 [17.7, 22.1] %; Omega3 = 0.248 [0.115, 0.488] g/100g; Selenium = 17.2 [7.6, 39.1] μg/100g; VitaminA = 29.4 [8.7, 102.1] μg/100g; Zinc = 0.919 [0.596, 1.423] mg/100g (wet weight);