Supplementary material for:
Hammond, M. and Graham, J. (2022). Water beetles of drainage ditches in the Cambridgeshire Fens. Nature in Cambridgeshire 64: 58-63

Appendix: Recorded aquatic coleoptera


SPECIES

English name

Number
of ditches
(N=269)

GYRINIDAE

whirligig beetles

 

Gyrinus marinus Gyllenhal, 1808

 

7

Gyrinus substriatus Stephens, 1828

Common Whirligig

90

HALIPLIDAE

algivorous water beetles

 

Haliplus confinis Stephens, 1828

 

1

Haliplus obliquus (Fabricius, 1787)

 

6

Haliplus fluviatilis Aubé, 1836

 

18

Haliplus heydeni Wehncke, 1875

 

7

Haliplus immaculatus Gerhardt, 1877

 

35

Haliplus laminatus (Schaller, 1783)

 

3

Haliplus lineolatus Mannerheim, 1844

 

10

Haliplus ruficollis (De Geer, 1774)

 

32

Haliplus sibiricus Motschulsky, 1860

 

3

Haliplus flavicollis Sturm, 1834

 

21

Haliplus mucronatus Stephens, 1828

 

1

Haliplus lineatocollis (Marsham, 1802)

 

105

Peltodytes caesus (Duftschmid, 1805)

 

2

NOTERIDAE

burrowing water beetles

 

Noterus clavicornis (De Geer, 1774)

 

47

Noterus crassicornis (O.F. Müller, 1776)

 

15

HYGROBIIDAE

screech beetles

 

Hygrobia hermanni (Fabricius, 1775)

Screech Beetle

9

DYTISCIDAE

diving beetles

 

Agabus bipustulatus (Linnaeus, 1767)

 

57

Agabus conspersus (Marsham, 1802)

 

8

Agabus didymus (Olivier, 1795)

 

10

Agabus nebulosus (Forster, 1771)

 

16

Agabus paludosus (Fabricius, 1801)

 

8

Agabus sturmii (Gyllenhal, 1808)

 

34

Agabus undulatus (Schrank, 1776)

 

9

Ilybius ater (De Geer, 1774)

 

8

Ilybius chalconatus (Panzer, 1796)

 

3

Ilybius fenestratus (Fabricius, 1781)

 

2

Ilybius fuliginosus (Fabricius, 1792)

 

6

Ilybius quadriguttatus (Lacordaire, 1835)

 

31

Platambus maculatus (Linnaeus, 1758)

 

2

Colymbetes fuscus (Linnaeus, 1758)

 

31

Nartus grapii (Gyllenhal, 1808)

 

17

Rhantus exsoletus (Forster, 1771)

 

1

Rhantus frontalis (Marsham, 1802)

 

1

Rhantus suturalis (Macleay, 1825)

 

32

Liopterus haemorrhoidalis (Fabricius, 1787)

 

23

Dytiscus circumflexus Fabricius, 1801

 

5

Dytiscus dimidiatus Bergsträsser, 1778

 

3

Dytiscus marginalis Linnaeus, 1758

Great Diving Beetle

13

Dytiscus sp. larva

 

69

Hydaticus transversalis (Pontoppidan, 1763)

 

6

Hydroglyphus geminus (Fabricius, 1792)

 

2

Graptodytes granularis (Linnaeus, 1767)

 

1

Graptodytes pictus (Fabricius, 1787)

 

82

Hydroporus angustatus Sturm, 1835

 

25

Hydroporus discretus Fairmaire & Brisout de Barneville, 1859

 

4

Hydroporus incognitus Sharp, 1869

 

9

Hydroporus memnonius Nicolai, 1822

 

6

Hydroporus nigrita (Fabricius, 1792)

 

2

Hydroporus palustris (Linnaeus, 1761)

 

101

Hydroporus planus (Fabricius, 1782)

 

91

Hydroporus pubescens (Gyllenhal, 1808)

 

1

Hydroporus striola (Gyllenhal, 1826)

 

1

Hydroporus tessellatus (Drapiez, 1819)

 

22

Nebrioporus assimilis (Paykull, 1798)

 

1

Nebrioporus elegans (Panzer, 1794)

 

13

Porhydrus lineatus (Fabricius, 1775)

 

6

Scarodytes halensis (Fabricius, 1787)

 

2

Hygrotus inaequalis (Fabricius, 1777)

 

45

Hygrotus versicolor (Schaller, 1783)

 

35

Hygrotus impressopunctatus (Schaller, 1783)

 

38

Hygrotus parallellogrammus (Ahrens, 1812)

 

1

Hyphydrus ovatus (Linnaeus, 1761)

 

63

Laccophilus hyalinus (De Geer, 1774)

 

8

Laccophilus minutus (Linnaeus, 1758)

 

11

HELOPHORIDAE

 

 

Helophorus aequalis Thomson, 1868

 

4

Helophorus brevipalpis Bedel

 

32

Helophorus grandis Illiger, 1798

 

9

Helophorus griseus Herbst, 1793

 

9

Helophorus minutus Fabricius, 1775

 

74

Helophorus obscurus Mulsant, 1844

 

1

HYDROCHIDAE

 

 

Hydrochus crenatus (Fabricius, 1792)

 

9

HYDROPHILIDAE

scavenger water beetles

 

Anacaena bipustulata (Marsham, 1802)

 

32

Anacaena globulus (Paykull, 1798)

 

78

Anacaena limbata (Fabricius, 1792)

 

124

Anacaena lutescens (Stephens, 1829)

 

3

Berosus affinis Brullé, 1835

 

11

Berosus signaticollis (Charpentier, 1825)

 

6

Berosus luridus (Linnaeus, 1761)

 

36

Chaetarthria seminulum (Herbst, 1797)

 

6

Cymbiodyta marginellus (Fabricius, 1792)

 

7

Enochrus melanocephalus (Olivier, 1792)

 

2

Enochrus quadripunctatus (Herbst, 1797)

 

7

Enochrus testaceus (Fabricius, 1801)

 

36

Helochares lividus (Forster, 1771)

 

10

Hydrobius fuscipes (Linnaeus, 1758)

 

61

Laccobius bipunctatus (Fabricius, 1775)

 

36

Laccobius sinuatus Motschulsky, 1849

 

7

Laccobius striatulus (Fabricius, 1801)

 

10

Laccobius colon (Stephens, 1829)

 

9

Laccobius minutus (Linnaeus, 1758)

 

4

Coelostoma orbiculare (Fabricius, 1775)

 

1

Cercyon convexiusculus Stephens, 1829

 

29

Cercyon marinus Thomson, C.G., 1853

 

9

Cercyon sternalis (Sharp, 1918)

 

1

Cercyon tristis (Illiger, 1801)

 

4

Cercyon ustulatus (Preyssler, 1790)

 

3

HYDRAENIDAE

moss beetles

 

Hydraena riparia Kugelann, 1794

 

9

Hydraena testacea Curtis, 1830

 

12

Limnebius nitidus (Marsham, 1802)

 

4

Ochthebius bicolon Germar, 1824

 

1

Ochthebius dilatatus Stephens, 1829

 

8

Ochthebius minimus (Fabricius, 1792)

 

33

DRYOPIDAE

long-toed water beetles

 

Dryops luridus (Erichson, 1847)

 

32

Dryops similaris Bollow, 1936

 

1

ELMIDAE

riffle beetles

 

Oulimnius major (Rey, 1889)

 

4

Oulimnius rivularis (Rosenhauer, 1856)

 

5

Oulimnius tuberculatus (Müller, P.W.J., 1806)

 

1

Oulimnius sp.

 

13

SCIRTIDAE

marsh beetles

 

Contacyphon coarctatus Paykull, 1799

 

2

Contacyphon laevipennis Tournier, 1868

 

2

Contacyphon palustris Thomson, C.G., 1855

 

1

Scirtes hemisphaericus (Linnaeus, 1758)

 

2

CHRYSOMELIDAE: DONACIINAE

reed beetles

 

Donacia clavipes Fabricius, 1792

 

3

Donacia dentata Hoppe, 1795

 

1

Donacia impressa Paykull, 1799

 

1

Donacia semicuprea Panzer, 1796

 

9

Donacia simplex Fabricius, 1775

 

12

Donacia versicolorea (Brahm, 1791)

 

1

Donacia vulgaris Zchach, 1788

 

5

Plateumaris sericea Linnaeus, 1758

 

1

ERIRHINIDAE

weevils

 

Thryogenes festucae (Herbst, 1795)

 

1

Thryogenes nereis (Paykull, 1800)

 

1

Stenopelmus rufinasus Gyllenhal, 1836

 

1

Tanysphyrus lemnae (Paykull, 1792)

 

12

CURCULIONIDAE

weevils

 

Gymnetron villosulum (Gyllenhal, 1838)

 

5

Bagous alismatis (Marsham, 1802)

 

2

Drupenatus nasturtii (Germar, 1823)

 

1

Poophagus sisymbrii (Fabricius, 1777)

 

7

Eubrychius velutus (Beck, 1817)

 

3