Data Zone
Country/territory: Japan
IBA criteria met: A4i (2004)
For more information about IBA criteria, please click here
Area: 1,200 ha
| IBA conservation status | |||
|---|---|---|---|
| Year of assessment (most recent) | State (condition) | Pressure (threat) | Response (action) |
| 2010 | not assessed | low | negligible |
| For more information about IBA monitoring, please click here | |||
Site description (2007 baseline)
Tonegawa estuary has a large reed beds dotted with fallow fields and ponds, as well as golf courses. Near the estuary weir, the main stream of the Tonegawa, the Hitachigawa and the Kurobegawa rivers meet. We can see a large tidal flat around Tone Kamomeohashi bridge at low tide. This area is the habitat of some kinds of aquatic invertebrates like sandworms and shellfishes. Its vegetation is characterized by coast plants including Pinus thunbergii, Machilus tunbergii, Pittosporum tobira and Rose rugosa. Hazaki fishing port and its coast have sand and clay layer, where some kinds of annelids and mollusks live.
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Tonegawa estuary, Hazaki coast (Japan). Downloaded from
https://datazone.birdlife.org/site/factsheet/tonegawa-estuary-hazaki-coast-iba-japan on 24/11/2024.