DOI: 10.5281/zenodo.15138699
title: Table 2 in The Hydradephaga (Coleoptera, Haliplidae, Gyrinidae, and Dytiscidae) fauna of Cape Breton Island, Nova Scotia, Canada: new records, distributions, and faunal composition

description: Table 2. Species of Hydradephaga (Dytiscidae, Gyrinidae, Haliplidae) collected in Cape Breton Island, Nova Scotia, Canada in 2006 and 2007 with sample numbers (as in Table 1), absolute (AF) and relative frequencies (%), and relative frequency of occurrence (RFO). Species in bold denote new records from Nova Scotia given in the present account.
TaxonSample numbersAF (%)RFOHaliplidaeHaliplus canadensis WallisC25, I78, I885 (0.25)3.19Haliplus connexus MathesonI79, I80, I934 (0.20)3.19Haliplus cribarius LeConteR62, I793 (0.15)2.13Haliplus fulvus (Fabricius)R45, C42, I78, I79, I9011 (0.54)5.32Haliplus immaculicollis HarrisV05, V11, V13, C25, V28, R37, R42, R44, C49, C58, R62, I69, I76, I77, I78, I79, I80, V84, I86, I87, I88, I90, I91, I92, I93112 (5.53)26.60Haliplus longulus LeConteR45, I712 (0.10)2.13Peltodytes edentulus (LeConte)I91, I9328 (1.38)2.13DytiscidaeAcilius mediatus (Say)V09, I83, I875 (0.25)3.19Acilius semisulcatus AubéV04, R34, R39, I67, I927 (0.35)5.32Agabus ambiguuus (Say)V04, V09, V10, C25, V26, V28, C20, C49, I67, I76, I79, I80, I82, I83, V84, I9076 (3.75)17.02Agabus anthracinus MannerheimV03, C21, C22, C24, V26, V28, R29, R40, R46, R47, C49, C57, C59, C61, R63, R65, I67, I69, I76, I8095 (4.69)21.28Agabus erythropterus (Say)V09, C25, R46, R48, I76, I77, I78, I79, I86; I9076 (3.75)10.64Agabus leptapsis (LeConte)V12, I75, I76, I79, I805 (0.25)5.32Agabus phaeopterus (Kirby)V271 (0.05)1.06Agabus semipunctatus (Kirby)V03, C16, C24, V27, R46, C596 (0.30)6.38Agabus subfuscatus SharpR29, R44, C61, R65, I6613 (0.64)5.32Clemnius laccophilinus (LeConte)I921 (0.05)1.06Colymbetes paykulli ErichsonV03, C612 (0.10)2.13Colymbetes sculptilis HarrisI76, I802 (0.10)2.13Copelatus glyphicus (Say)V03, V04, V07, V27, C17, C18, C19, C24, R31, R4464 (3.16)10.64Coptotomus longulus LeConteC21, R332 (0.10)2.13Desmopachria convexa (Aubé)C21, C24, R40, R45, R46, C57, C58, C59, I69, I70, I71, I9470 (3.45)12.77Dytiscus fasciventris SayV84, I88, I924 (0.20)3.19Dytiscus verticalis SayR46, I692 (0.10)2.13Heterosternuta allegheniana (Matta & Wolfe)R31, R32, R64, I7239 (1.92)4.26Heterosternuta pulchra (LeConte)R32, I73, V85, I88, I8928 (1.38)5.32Heterosternuta wickhami (Zaitzev)I78, I79, V859 (0.44)3.19Hydaticus aruspex ClarkC24, V26, C51, R65, I67, I70, I71, I949 (0.44)8.51Hydrocolus paugus (Fall)V03, C17, V27, R40, I67, I75, I80, V8412 (0.59)8.51Hydrocolus stagnalis (G. & H.)V08, C18, C19, R46, C50, I907 (0.35)6.38Hydroporus appalachius ShermanI79, I8633 (1.63)2.13Hydroporus badiellus FallR40, C57, I7013 (0.64)3.19Hydroporus dentellus FallV09, V28, R40, R45, R46, R47, R65, I92, I9324 (1.18)9.58Hydroporus gossei Larson & RoughleyV12, V26, V27, C53, C59, I88, I9011 (0.54)7.45Hydroporus nigellus MannerheimC21, V282 (0.10)2.13Hydroporus niger SayC49, C59, I67, I887 (0.35)4.26Hydroporus notabilis LeConteV04, C18, C21, C24, V26, V27, V28, R42, C49, C61, I69, I76, I78, I80, I81, I83, V84, I87, I88, I90, I93, I9452 (2.57)23.40Hydroporus obscurus SturmI701 (0.05)1.06Hydroporus puberulus LeConteC53, I719 (0.44)2.13Hydroporus rufinasus MannerheimR29, R45, R654 (0.20)3.19Hydroporus signatus MannerheimV07, V10, C18, C17, C21, C24, V28, R29, R42, R46, R47, C49, C59, C6134 (1.68)14.89Hydroporus striola (Gyllenhal)V03, V07, V26, V28, C20, R30, R32, R36, R38, R45, R46, C49, C53, C59, C61, I80, I83, V84, I88, I9056 (2.76)21.28Hydroporus tenebrosus LeConteC18, C53, I934 (0.20)3.19Hydroporus tristis (Paykull)V07, V09, V14, C17, C18, C21, C24, V27, C50, C53, C59, C61, I77, I80, I8344 (2.17)15.96Hygrotus impressopunctatus (Schaller)R351 (0.05)1.06Hygrotus picatus (Kirby)V04, C20, R46, R47, I76, I948 (0.40)6.38Hygrotus sayi Balfour-BrowneV14, C25, V26, V28, R45, R47, C58, I80, I87, I88, I9425 (1.23)11.70Hygrotus turbidus (LeConte)R39; I6611 (0.54)2.13Ilybiosoma seriatum (Say)C02, V05, V08, C19, C23, C25, R31, C50, C52, C54, C60, R64, I67, I68, I74, I75, V8576 (3.75)18.09Ilybius angustior (Gyllenhal)R39, R46, I83,6 (0.30)3.19Ilybius biguttulus (Germar)V03, V04, C21, C24, V28, R34, C49, C59, R64, I75, I76, I77, I80, I87, I88, I90, I92, I93, I94106 (5.23)20.21Ilybius confusus AubéI801 (0.05)1.06Ilybius discedens SharpV27, R29, R46, C49, C57, I71, I9211 (0.54)7.45Ilybius erichsoni G. & H.V07, C537 (0.35)2.13Ilybius ignarus (LeConte)V03, C21, V27 R456 (0.30)4.26Ilybius larsoni (Fery & Nilsson)V04, V06, V09, C18, C21, V27, R40, R48, C50, C61, I7422 (1.09)11.7Ilybius picipes (Kirby)V26, I766 (0.30)2.13Ilybius pleuriticus (LeConte)C56, C59, I76, I87, I9215 (0.74)5.32Ilybius wasastjernae (C.R. Sahlberg)V271 (0.05)1.06Laccophilus m. maculosus SayV13, C20, C22, C24, V28, R33, R34, R35, R42, C49, I66, I69, I80, I8732 (1.58)14.89Laccornis latens (Fall)R296 (0.29)1.06Liodessus affinis (Say)V04, V26, V28, R34, R35, R42, C49, C59, R62, I90, I9355 (2.71)11.70Meridiorhantus sinuatus (LeConte)R38, C523 (0.15)2.13Nebrioporus rotundatus (LeConte)C25, R32, I73, I8835 (1.73)4.26Neoporus carolinus (Fall)V09, V12, V13, V15, V28, R40, R41, C49, C50, C52, C55, C57, I68, I75, I76, I77, I78, I79, I80, I86, I8897 (4.79)22.34Neoporus clypealis (Sharp)R32, R62, I80, I88, I9314 (0.69)5.32Neoporus dimidiatus (G. & H.)V28, I77, I78, I79, V84, I86, I88, I90, I9144 (2.17)9.58Neoporus spurius (LeConte)I80, V85, I9115 (0.74)3.19Neoporus sulcipennis (Fall)R64, 172, I80, I88, I8928 (1.38)5.32Neoporus undulatus (Fall)C25, V28, R35, R43, R45, R47, I80, I87, I90, I92, I9384 (4.14)11.70Oreodytes s. scitulus (LeConte)I72, I738 (0.40)2.13Platambus obtusatus (Say)V26, R38, R40, C50, C61, R64, I839 (0.44)7.45Rhantus binotatus (Harris)V04, V07, V26, R34, I67, I80, I83, V84, I9415 (0.74)9.58Rhantus suturellus (Harris)V28, R46, R654 (0.20)3.19Rhantus wallisi (Harris)C24, R45, C59, C56, I6611 (0.54)5.32GyrinidaeDineutus hornii RobertsCO1, R35, I9317 (0.84)3.19Dineutus nigrior RobertsR34, R35, C566 (0.30)3.19Gyrinus affinis AubéR40, C53, C56, I76,32 (1.58)4.26Gyrinus aquiris LeConteC01, R45, R46; I909 (0.44)4.26Gyrinus confinis FallR451 (0.05)1.06Gyrinus fraternus CouperR45; R6216 (0.79)2.13Gyrinus gehringi ChamberlainV07, V13, R46, C53, I66, I76, V84, V8548 (2.37)8.51Gyrinus latilimbus FallV13, R45, C56, R62, I66, I76, I7944 (2.17)7.45Gyrinus pugionis FallC01, V14, R45, I92, I9369 (3.40)5.32Gyrinus sayi AubéV13, C21, R34, R35, R40, R45, R46, R47, C53, R62, I67, I7629 (1.43)12.77Total2027
description: Published as part of Alarie, Yves, 2019, The Hydradephaga (Coleoptera, Haliplidae, Gyrinidae, and Dytiscidae) fauna of Cape Breton Island, Nova Scotia, Canada: new records, distributions, and faunal composition, pp. 49 in ZooKeys 897 on page 49, DOI: 10.3897/zookeys.897.46344