Gwydyr Forest, Caernarvonshire [Wales]

Survey Period: < 1998

Data Source(s): CCW data

OS Grid Reference

SH76

Scoring spp.

17

SQS Value

42

SQI Value

247.1

IEC Value

1

SQI Type

Broadleaf

Site Inventory

29 Saproxylic Species Family Conservation Status Conifer sp. SQI Score IEC Score
Dropephylla devilleiStaphylinidaeLeast Concern (LC): Local20
Leptusa ruficollisStaphylinidaeCommon10
Phloeopora corticalisStaphylinidaeNotable/Nb80
Placusa depressaStaphylinidaeNotable/Nb✔80
Denticollis linearisElateridaeCommon10
Elateroides dermestoidesLeast Concern (LC): Very Local40
Glischrochilus quadriguttatusNitidulidaeLocal20
Pityophagus ferrugineusNitidulidaeLocal✔20
Rhizophagus bipustulatusMonotomidaeLeast Concern (LC): Common10
Rhizophagus disparMonotomidaeLeast Concern (LC): Common10
Rhizophagus depressusMonotomidaeLeast Concern (LC): Local✔20
Orchesia undulataMelandryidaeLeast Concern (LC): Very Local41
Anaspis frontalisScraptiidaeLeast Concern (LC): Common10
Rhagium bifasciatumCerambycidaeLeast Concern (LC): Common10
Rhagium mordaxCerambycidaeLeast Concern (LC): Common10
Pachytodes cerambyciformisCerambycidaeLeast Concern (LC): Local20
Asemum striatumCerambycidaeLeast Concern (LC): Local✔20
Clytus arietisCerambycidaeLeast Concern (LC): Common10
Pogonocherus hispidulusCerambycidaeLeast Concern (LC): Local20
Rhopalomesites tardyiCurculionidaeNotable/Nb80
Hylobius abietisCurculionidaeCommon✔10
Pissodes piniCurculionidaeLocal✔20
Dryocoetes autographusCurculionidaeLocal✔20
Dryocoetes villosusCurculionidaeLocal20
Pityogenes bidentatusCurculionidaeLocal✔20
Trypodendron lineatumCurculionidaeLocal✔20
Hylastes aterCurculionidaeCommon✔10
Hylurgops palliatusCurculionidaeCommon✔10
Tomicus piniperdaCurculionidaeCommon✔10