Family

Waterscorpions

Nepidae

5 species in our catalog · found in 12 parks

KingdomAnimalia (Animals)
PhylumArthropoda (Arthropods)
ClassInsecta (Insects)
OrderHemiptera (True Bugs, Hoppers, Aphids, and allies)
FamilyNepidae (Waterscorpions)

Species in this group

Endemic

Laccotrephes tristis

Daily sighting probability ~20% · Possible

Nepa cinerea

Daily sighting probability ~10% · With luck

Ranatra linearis

Daily sighting probability ~10% · With luck

Ranatra fusca

Daily sighting probability <5% · Rare

Ranatra quadridentata

Daily sighting probability <5% · Rare

Daily sighting probability by month

Probability-weighted average across the group's species

~10%

Jan

<5%

Feb

~10%

Mar

~10%

Apr

<5%

May

~10%

Jun

<5%

Jul

<5%

Aug

<5%

Sep

~10%

Oct

~10%

Nov

~10%

Dec

When they're spotted

When the group's species are recorded (aggregated)

Where to see Waterscorpions

Warmer areas are where this group is recorded most often. Our parks Our cities

Parks Ranked

#	Park	Country	Species	Daily sighting probability
1	Uluru-Kata Tjuta National Park	🇦🇺 Australia	1 of 5	~20%
	Australian Water Scorpion			~20%
2	Cévennes National Park	🇫🇷 France	2 of 5	~20%
	Eurasian Water Scorpion			~10%
	Eurasian Water Stick Insect			~10%
3	Monfragüe National Park	🇪🇸 Spain	1 of 5	~10%
	Eurasian Water Scorpion			~10%
4	Fertő-Hanság National Park	🇭🇺 Hungary	1 of 5	~10%
	Eurasian Water Scorpion			~10%
5	Grampians National Park	🇦🇺 Australia	1 of 5	~10%
	Australian Water Scorpion			~10%
6	Bavarian Forest National Park	🇩🇪 Germany	1 of 5	~10%
	Eurasian Water Scorpion			~10%
7	Pyrénées National Park	🇫🇷 France	1 of 5	~10%
	Eurasian Water Scorpion			~10%
8	Blue Mountains National Park	🇦🇺 Australia	1 of 5	~10%
	Australian Water Scorpion			~10%
9	Wadden Sea National Park	🇩🇪 Germany	1 of 5	<5%
	Eurasian Water Scorpion			<5%
10	Great Bear Rainforest	🇨🇦 Canada	1 of 5	<5%
	Brown Waterscorpion			<5%
11	Saguaro National Park	🇺🇸 United States	1 of 5	<5%
	Ranatra quadridentata			<5%
12	Sierra de Guadarrama National Park	🇪🇸 Spain	1 of 5	<5%
	Eurasian Water Scorpion			<5%

Cities Ranked

#	City	Country	Species	Daily sighting probability
1	Manchester	🇬🇧 United Kingdom	2 of 5	~10%
	Eurasian Water Scorpion			~10%
	Eurasian Water Stick Insect			<5%
2	London	🇬🇧 United Kingdom	2 of 5	~10%
	Eurasian Water Scorpion			~10%
	Eurasian Water Stick Insect			<5%
3	Copenhagen	🇩🇰 Denmark	2 of 5	~10%
	Eurasian Water Scorpion			~10%
	Eurasian Water Stick Insect			<5%
4	Kyiv	🇺🇦 Ukraine	2 of 5	~10%
	Eurasian Water Scorpion			<5%
	Eurasian Water Stick Insect			<5%
5	Prague	🇨🇿 Czechia	2 of 5	~10%
	Eurasian Water Scorpion			<5%
	Eurasian Water Stick Insect			<5%
6	Vienna	🇦🇹 Austria	2 of 5	~10%
	Eurasian Water Scorpion			<5%
	Eurasian Water Stick Insect			<5%
7	Moscow	🇷🇺 Russia	2 of 5	~10%
	Eurasian Water Scorpion			<5%
	Eurasian Water Stick Insect			<5%
8	Birmingham	🇬🇧 United Kingdom	1 of 5	~10%
	Eurasian Water Scorpion			~10%
9	Cologne	🇩🇪 Germany	1 of 5	<5%
	Eurasian Water Scorpion			<5%
10	Minsk	🇧🇾 Belarus	1 of 5	<5%
	Eurasian Water Scorpion			<5%
11	Madrid	🇪🇸 Spain	1 of 5	<5%
	Eurasian Water Scorpion			<5%
12	Essen	🇩🇪 Germany	1 of 5	<5%
	Eurasian Water Scorpion			<5%
13	Helsinki	🇫🇮 Finland	1 of 5	<5%
	Eurasian Water Scorpion			<5%
14	Warsaw	🇵🇱 Poland	1 of 5	<5%
	Eurasian Water Scorpion			<5%
15	Porto	🇵🇹 Portugal	1 of 5	<5%
	Eurasian Water Scorpion			<5%
16	Minneapolis [Saint Paul]	🇺🇸 United States	1 of 5	<5%
	Brown Waterscorpion			<5%
17	Vancouver	🇨🇦 Canada	1 of 5	<5%
	Brown Waterscorpion			<5%
18	Berlin	🇩🇪 Germany	1 of 5	<5%
	Eurasian Water Scorpion			<5%
19	Brisbane	🇦🇺 Australia	1 of 5	<5%
	Australian Water Scorpion			<5%
20	Edmonton	🇨🇦 Canada	1 of 5	<5%
	Brown Waterscorpion			<5%
21	Paris	🇫🇷 France	1 of 5	<5%
	Eurasian Water Scorpion			<5%
22	Melbourne	🇦🇺 Australia	1 of 5	<5%
	Australian Water Scorpion			<5%
23	Sydney	🇦🇺 Australia	1 of 5	<5%
	Australian Water Scorpion			<5%
24	Chicago	🇺🇸 United States	1 of 5	<5%
	Brown Waterscorpion			<5%

Waterscorpions

Species in this group

Australian Water Scorpion

Eurasian Water Scorpion

Eurasian Water Stick Insect

Brown Waterscorpion

Ranatra quadridentata

Daily sighting probability by month

When they're spotted

Where to see Waterscorpions

Parks Ranked

Cities Ranked