
Banded Sunfish
enneacanthus obesus
The Banded Sunfish (Enneacanthus obesus) is a charming, diminutive freshwater fish native to the Atlantic coastal plains of North America. Often overlooked due to its secretive nature and preference for densely vegetated blackwater habitats, this beautifully patterned species thrives in acidic environments where other fish struggle to survive. Unlike many of its larger, more aggressive cousins in the sunfish family, the Banded Sunfish is peaceful and slow-moving, preferring to spend its days drifting amongst the stems of aquatic plants and hunting for tiny invertebrates. Observing one of these jewel-like fish in its natural habitat is a rewarding experience for any nature enthusiast, offering a glimpse into the delicate, complex ecosystems of Atlantic coastal wetlands.
生息地: Typically found in slow-moving, acidic, and heavily vegetated blackwater ponds, bogs, swamps, and sluggish streams.
外見
This small, deep-bodied fish typically reaches only 5 to 8 centimeters in length and is easily recognized by its olive to brownish-gold body, marked by 5 to 8 prominent, dark vertical bands on its sides. Adding to its understated beauty, the Banded Sunfish exhibits shimmering blue, green, or gold iridescent spots scattered across its head, body, and fins, with a distinctive dark spot on its opercle (gill cover). Its fins are rounded, especially the tail fin, which helps distinguish it from other sunfishes that have slightly more forked tails.

カテゴリ
魚類レア度
Common
危険度
1/5 · 非常に低い
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おもしろい事実
During the breeding season, males undergo a dramatic color transformation, developing intense iridescent blue-green spots and darker vertical bands to attract females.
They are exceptionally docile and are known to live peacefully alongside other small, non-predatory fish, making them a favorite among native aquarium hobbyists.
Unlike most other sunfishes, which prefer clear, neutral waters, the Banded Sunfish is a specialized 'acidophile' that is happiest in dark, tea-colored blackwater.
特殊能力
Acidic Water Tolerance
The Banded Sunfish can thrive in highly acidic waters with a pH as low as 3.7, which would be toxic to most other freshwater fish species.
Cryptic Camouflage
Its dark vertical bands mimic the stems of aquatic reeds and grasses, allowing it to blend seamlessly into dense vegetation to avoid predators.
Low-Oxygen Adaptation
It possesses an exceptional tolerance for hypoxic environments, enabling it to survive in stagnant summer swamps where oxygen levels drop significantly.
サイズと詳細
- 長さ
- 5-10 cm
- 体重
- 0.005-0.03 kg
- 寿命
- 3-5 年
- Top Speed
- 5 km/h
- 一度の産卵数
- 100-500
- 抱卵期間
- 2-4 日
食性と食事
A carnivorous micro-predator, it primarily feeds on a variety of tiny aquatic invertebrates and insect larvae found among underwater plants.
年齢による違い: Juveniles feed exclusively on microscopic zooplankton like rotifers, while adults target larger insect larvae and small crustaceans.
主な食物
- Water fleas
- Midge larvae
- Copepods
- Small aquatic insects
採餌方法
- Foraging
生態系とのつながり
Chain Pickerel
Esox niger
Hunted by this stealthy predatory fish that shares its vegetated freshwater habitats.
Water Flea
Daphnia pulex
Preys on these small, abundant aquatic micro-crustaceans.
Chironomid Midge
Chironomus plumosus
Feeds heavily on the aquatic larval stage of these insects.
特徴
このオブジェクトにはまだ特徴バッジが割り当てられていません。
別名
まだ別名はありません。
コレクション
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安全性
危険度
1/5 · 非常に低い
まだ特別な安全上の注意はありません。
よくある質問
Banded Sunfishを見分けるには?
Banded Sunfishを識別する最も簡単な方法は、Snappit自然識別アプリを使用することです。
Banded Sunfishの長さは何ですか?
5-10 cm
Banded Sunfishの体重は何ですか?
0.005-0.03 kg
Banded Sunfishの寿命は何ですか?
3-5 年
Banded Sunfishのtop Speedは何ですか?
5 km/h
Banded Sunfishは何を食べますか?
A carnivorous micro-predator, it primarily feeds on a variety of tiny aquatic invertebrates and insect larvae found among underwater plants.
Banded Sunfishは通常どこに生息していますか?
Typically found in slow-moving, acidic, and heavily vegetated blackwater ponds, bogs, swamps, and sluggish streams.
Banded Sunfishはどのように狩りをしますか?
Foraging
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