| oecetis immobilis | | Canada: Manitoba, Churchill, 16 km SW Churchill, Churchill River Pump House, Low tide | | 820870015 |
| oecetis immobilis | | Canada: Manitoba, Churchill, 16 km SW Churchill, Churchill River Pump House, Low tide | | 409031289 |
| oecetis immobilis | | Canada: Manitoba, Churchill, 16 km SW Churchill, Churchill River Pump House, Low tide | | 816379692 |