Gulf of FinlandFinland
60°09′N 24°59′E
Pormestarinluodot

Chart
34 landforms
Major islands
1
Iso Mustasaari
- Area
- 0.27 km²
- High point
- 23 m
Islets
14
- Länsi-Mustasaari12 m · 0.09 km²
- Pikku Mustasaari15 m · 0.04 km²
- Klippan15 m · 0.02 km²
- Särkkä7 m · 0.02 km²
- Lonna11 m · 0.02 km²
- Ryssänsaari4 m · 0.6 ha
- Vanha-Räntty1 m · 0.6 ha
- Puolimatkansaari2 m · 0.6 ha
- Katajanokanluoto2 m · 0.6 ha
- Unnamed island2 m · 0.2 ha
- Unnamed island1 m · 0.2 ha
- Unnamed island1 m · 0.2 ha
Rocks & skerries
19
- Limppu<0.1 ha
- Pormestarinhepo<0.1 ha
- Kaivopuistonpaasi<0.1 ha
- Unnamed island<0.1 ha
- Unnamed island<0.1 ha
- Unnamed island<0.1 ha
- Unnamed island<0.1 ha
- Unnamed island<0.1 ha
- Unnamed island<0.1 ha
- Unnamed island<0.1 ha
- Unnamed island<0.1 ha
- Unnamed island<0.1 ha
Figures
Comparative heights
- Iso Mustasaari: 23 m
- Pikku Mustasaari: 15 m
- Klippan: 15 m
- Länsi-Mustasaari: 12 m
- Lonna: 11 m
- Särkkä: 7 m
- Ryssänsaari: 4 m
- Puolimatkansaari: 2 m
- Katajanokanluoto: 2 m
- Vanha-Räntty: 1 m
- Pikkuluoto: 1 m
To the same scale
Islands by area
km², log scale
| Iso Mustasaari | 0.27 km² |
| Länsi-Mustasaari | 0.09 km² |
| Pikku Mustasaari | 0.04 km² |
| Klippan | 0.02 km² |
| Särkkä | 0.02 km² |
| Lonna | 0.02 km² |
| Ryssänsaari | 0.6 ha |
| Vanha-Räntty | 0.6 ha |
| Puolimatkansaari | 0.6 ha |
| Katajanokanluoto | 0.6 ha |
| Unnamed island | 0.2 ha |
| Unnamed island | 0.2 ha |
| Unnamed island | 0.2 ha |
| Unnamed island | 0.2 ha |
| Pikkuluoto | 0.2 ha |
| Limppu | <0.1 ha |
| Pormestarinhepo | <0.1 ha |
| Kaivopuistonpaasi | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
| Unnamed island | <0.1 ha |
Photographs
5

Pormestarinluodot island in Helsinki.

Easternmost large islet of Pormestarinuodot in Helsinki seen from tour boat on Helsinki Highlights City Cruise

Pormestarinluodot island in Helsinki.
The skerries of Pormestarinluodot and Lonna island.
Two boathouses in Iso Mustasaari island in Suomenlinna. Buildings C60 and C61.
Sources
Facts
- Geometry, areas and high points: OpenStreetMap contributors (ODbL), Copernicus GLO-30, via Talus.
- Wikidata
- Talus
Photographs
- Pormestarinluodot Helsinki 2022-09-17 04. Leonhard Lenz / CC0
- Easternmost major Pormestarinluoto from tour boat. Antti Leppänen / CC BY 4.0
- Pormestarinluodot Helsinki 2022-09-17 01. Leonhard Lenz / CC0
- Helsinki 2009 PD 0036. Bin im Garten / CC BY-SA 3.0
- Boathouses in Iso Mustasaari. MKFI / Public domain