| Piggkorstroll (Marthasterias glacialis) | | 2015-09-14 | 2015-09-10 | | Hvervenbukta (Oslo, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2015-08-31 | 2015-08-28 | | Valen (Vestland, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2015-08-30 | 2015-08-27 |  | Valen (Vestland, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2015-08-28 | 2015-08-27 | | Valen (Vestland, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2014-10-16 | 2014-10-15 | | Drøbak (Akershus, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2014-10-16 | 2014-10-15 | | Drøbak (Akershus, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2014-09-23 | 2014-09-16 | | Bekkevika (Vestfold, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2014-06-10 | 2014-06-04 | | Håkonshella (Vestland, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2014-06-05 | 2014-06-05 | | Valen (Vestland, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2014-06-05 | 2014-06-05 | | Valen (Vestland, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2014-04-29 | 2014-04-22 | | Drøbak (Akershus, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2014-04-07 | 2014-04-07 | | Espegrend (Vestland, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2007-12-03 | 2007-10-16 | | Karlsvikodden (Vestfold, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2006-04-21 | 2006-04-21 | | foldnes (Vestland, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 2000-01-13 | 1999-10-15 | | Karlsvikodden (Vestfold, Norway) |  |
| Piggkorstroll (Marthasterias glacialis) | | 1996-04-26 | 1996-04-26 | | Karlsvikodden (Vestfold, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 1996-06-07 | 1996-06-07 | | Karlsvikodden (Vestfold, Norway) | |
| Piggkorstroll (Marthasterias glacialis) | | 1996-06-07 | 1996-06-07 | | Karlsvikodden (Vestfold, Norway) | |
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