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Table 3 Average density and relative abundance of valid nematode species found in the deepest part of the Kandalaksha Depression (averaged across 4 cruises), with known habitat indicated

From: Nematode assemblages from the Kandalaksha Depression (White Sea, 251–288 m water depth)

Species

Average density, ind./10 cm2

Average % in assemblage

Formerly known habitat

Aegialoalaimus elegans De Man 1907

0.3 ± 0.2

0.1 ± 0.0

A

Amphimonhystera galea Fadeeva 1984

0.4 ± 0.2

0.2 ± 0.1

B

Aponema bathyalis Kovalyev et Miljutina 2009

32.0 ± 12.1

5.8 ± 1.6

C

Aponema minutissima Kovalyev et Miljutina 2009

13.1 ± 6.0

2.4 ± 1.1

C

Cervonema proximamphidium Tchesunov 2000

0.7 ± 0.4

0.3 ± 0.2

D

Daptonema modestum Tchesunov 1990c

3.5 ± 2.1

0.5 ± 0.2

B

Desmoscolex paragranulatus Decraemer et Tchesunov 1996

1.1 ± 0.8

0.2 ± 0.1

B

Desmoscolex petaloides Lorenzen 1972

1.0 ± 0.4

0.3 ± 0.1

B

Diplopeltula incisa Southern 1914

1.2 ± 0.5

0.5 ± 0.2

B

Filipjeva arctica Ditlevsen 1928

2.2 ± 1.0

1.1 ± 0.7

A

Filipjeva filipjevi Tchesunov 1988a

23.7 ± 5.7

8.1 ± 1.5

B

Fusivermis fertilis Tchesunov 1996

4.4 ± 2.7

0.8 ± 0.3

B

Geomonhystera disjuncta (Bastian 1865) Jacobs 1987

1.2 ± 0.6

0.4 ± 0.3

B

Gerlachius lissus (Gerlach 1956) Andrássy 1976

0.1 ± 0.1

0.0 ± 0.0

A

Intasia monchystera Tchesunov et Miljutina 2008

2.8 ± 0.9

0.8 ± 0.3

C

Marisalbinema galtsovae Tchesunov 1990c

1.2 ± 1.0

0.5 ± 0.5

D

Pselionema simplex De Coninck 1942

3.6 ± 1.2

0.8 ± 0.2

B

Sabatieria ornata Ditlevsen 1918

41.2 ± 6.4

17.3 ± 2.5

A

Thalassomonhystera bathyslandica Riemann 1995

0.1 ± 0.1

0.0 ± 0.0

E

  1. A: wide-spread in the North Atlantic (including shallow waters), not previously reported from Kandalaksha Bay; B: known from shallow-water North Atlantic sites and the tidal and/or upper subtidal zone of Kandalaksha Bay; C: described during this study; D: described from the lower subtidal zone of Kandalaksha Bay (depth ca. 70 m) and not recorded elsewhere; and E: previously only known from the deep Atlantic