Bay Nettle
ExplorarAnimal
Bay Nettle
chrysaora chesapeakei
The Bay Nettle (Chrysaora chesapeakei) is an abundant and ecologically vital species of sea nettle native to the brackish waters of the East Coast of the United States. Famously associated with the Chesapeake Bay, this species was scientifically distinguished from its open-ocean cousin, the Atlantic Sea Nettle, in 2017. As key predators in estuarine ecosystems, they play a crucial role in controlling populations of comb jellies and other zooplankton, which helps protect oyster and fish larvae. Though their venomous sting can be painful to swimmers, these translucent drifters are a fascinating example of estuarine adaptation, thriving in lower-salinity environments where other jellyfish cannot survive.
Hábitat: Typically found in brackish estuaries, shallow coastal bays, and river mouths along the Atlantic coast of North America.
Aspecto
The Bay Nettle features a translucent, saucer-shaped bell that typically ranges from 10 to 20 centimeters in diameter, often marked with distinctive reddish-brown stripes radiating outward from the center like wheel spokes. Extending from the edge of the bell are up to 40 thin, stinging tentacles, accompanied by four long, ribbon-like oral arms that gracefully dangle from the center of the underside. Its coloration ranges from milky white to a delicate pinkish-yellow, making it highly visible as it pulses near the water's surface.
ReinoAnimaliaFiloCnidariaClaseScyphozoaOrdenSemaeostomeaeFamiliaPelagiidaeGéneroChrysaora
Categoría
AnimalRareza
Common
Peligro
1/5 · Muy bajo
Snaps
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Datos interesantes
By feeding on comb jellies that eat oyster larvae, Bay Nettles indirectly help protect and boost the populations of local oysters.
Their bodies are composed of roughly 95% water and they survive without a brain, heart, or bones, relying entirely on a basic nerve net.
Until a DNA sequencing study in 2017, the Bay Nettle was considered the exact same species as the larger, open-ocean Atlantic Sea Nettle.
Habilidades especiales
Habilidad
Nematocyst Battery
Deploys specialized stinging cells along its tentacles that mechanically trigger on contact to inject paralyzing venom into prey.
Habilidad
Salinity Tolerance
Possesses a highly specialized osmoregulatory system allowing it to thrive in low-salinity estuarine environments.
Habilidad
Tissue Regeneration
Capable of rapidly healing and growing back damaged bell tissue and severed tentacles lost to predators or rough wave action.
Medidas y detalles
- Longitud
- 5-25 cm
- Peso
- 0.05-0.4 kg
- Esperanza de vida
- hasta 1 años
- Top Speed
- 1 km/h
- Tamaño de la puesta
- 5000-50000
Dieta y alimentación
Mainly feeds on soft-bodied zooplankton, larval fish, and other gelatinous creatures drifted into its path.
Diferencias por edad: As microscopic polyps, they consume tiny ciliates and rotifers, whereas the adult medusa stage captures much larger prey like comb jellies and small fish.
Alimentos principales
- Comb jellies
- Copepods
- Fish larvae
- Bay anchovy eggs
Método de búsqueda
- Ambush
Conexiones ecológicas
hunts
Sea Walnut
Mnemiopsis leidyi
Preys heavily upon this abundant comb jelly, preventing it from consuming too many oysters and fish larvae.
eaten by
Leatherback Sea Turtle
Dermochelys coriacea
This large marine reptile is immune to jellyfish stings and actively preys on adult Bay Nettles.
mutualism
Harvestfish
Peprilus paru
Juveniles of this fish species live commensally among the stinging tentacles of the sea nettle for protection from larger predators.
Rasgos
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También conocido como
Todavía no hay alias listados.
Colecciones
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Seguridad
Peligro
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Todavía no hay notas especiales de seguridad.
Preguntas frecuentes
¿Cómo identificar a Bay Nettle?
La forma más fácil de identificar a Bay Nettle es usar la aplicación de identificación de naturaleza Snappit.
¿Cuál es el longitud de Bay Nettle?
5-25 cm
¿Cuál es el peso de Bay Nettle?
0.05-0.4 kg
¿Cuál es el esperanza de vida de Bay Nettle?
hasta 1 años
¿Cuál es el top Speed de Bay Nettle?
1 km/h
¿Qué come Bay Nettle?
Mainly feeds on soft-bodied zooplankton, larval fish, and other gelatinous creatures drifted into its path.
¿Dónde se encuentra normalmente Bay Nettle?
Typically found in brackish estuaries, shallow coastal bays, and river mouths along the Atlantic coast of North America.
¿Cómo caza Bay Nettle?
Ambush
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