| Main Ref. | Sobel J, 1996, Hippoglossus hippoglossus. In: IUCN 2013, IUCN Red List of Threatened Species. Version 2013.1. |
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| Spawning type | Unknown | ||
| Aggregation type | Unknown | ||
| Spawning evidence | |||
| Direct | |||
| Hydrated eggs | |||
| Indirect | |||
| High seasonal landings; Mature gonads; Significant increase in numbers observed (eg > 3x) | |||
| Status | Decreasing | ||
| Lunar phase | |||
| Habitat type | Shelf (terrace-bench) | ||
| Management | Gear | ||
| Country | Denmark | ||