Dark Sword-grass
Agrotis ipsilon
Species account (old)
In Durham, this species appears in most of the traps and lists, but not every year and never in any numbers. [...] The status of this species does not appear to have changed appreciably since Robson's time.
Statistics
| Records | 276 |
|---|---|
| Individuals | 344 |
| Largest Sample | 11 |
| First Recorded | 1877 |
| Last Recorded | 2023 |
| Earliest Adult Record | 20/03 |
| Latest Adult Record | 13/11 |
| Monad Coverage | 2.0% |
| Hexad Coverage | 64.3% |
Map
This map shows all records of Dark Sword-grass - Agrotis ipsilon in the Durham (VC66) database per monad (1km grid square). The map can be explored further by zooming and panning, can be reset using the button on the left, and can be filtered by selecting the era. Click on a monad to view a full list of species recorded in it, or its containing hexad (10km grid square).
Map (image)
The distribution of Dark Sword-grass - Agrotis ipsilon is additionally shown in the image below. This is to allow for backwards compatibility with older browsers that cannot load the map above.
Week graph
This graph shows the County Durham (VC66) records of Dark Sword-grass - Agrotis ipsilon per 7-day period, differentiated by life stage. Hover over/tap the graph to see an exact count of records at that point in time. Hover over/hold the life stage legend to highlight a particular life stage; click on a life stage label to remove it from the graph. The graph can be filtered further by selecting the era.
The graphs below show the total records and individuals of Dark Sword-grass - Agrotis ipsilon in County Durham (VC66) per time period. Hover over/tap the graph to see an exact number of records and individuals at a particular point in time. Hover over/hold a label to highlight a particular metric; click on a metric label to remove it from the graph.
Era graph
Year graph
Gallery
This gallery shows images of Dark Sword-grass - Agrotis ipsilon taken by County Durham (VC66) recorders. Clicking on a photo opens it in a large lightbox with a full caption, and the arrow buttons move between photos. If you would like to contribute any photographs, particularly of any stages not captured here, please email admin@durhammoths.org.
Foodplants
There are no foodplants listed for the larval stages of Dark Sword-grass - Agrotis ipsilon.
Habitats
There are no habitats listed for Dark Sword-grass - Agrotis ipsilon.