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Species point records from 1987 OPRU HRE Christchurch Harbour survey 1987-OPRU-HRE-Christchurch-Harbour-survey.csv

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RecordKey SurveyKey SurveyName SampleKey StartDate EndDate DateType LocationName DataType Latitude Longitude Projection AphiaId Species Uncertain Abundance_SACFORN Abundance_Count IsDead SampleComment
JNCCMNCR10084141 JNCCMNCR10000248 1987 OPRU HRE Christchurch Harbour survey JNCCMNCR10003552 1987-06-15 1987-06-15 D Flats W of ferry channel, SW of Black Ho (Christchurch Harbour) Point 50.7219366277174 -1.74537310149121 WGS84 145709 Holmsella pachyderma FALSE FALSE Clean sand substratum with a shell layer at 20cm (Cerastoderma and Scrobicularia). The sand was firm and not well drained with shells on surface of sand quite common. Site was close to the low water mark. Low diversity with only live species of Hediste sp. (common) and algae Chaetomorpha (frequent), Plocamium (rare). Ulva and Enteromorpha sp. (rare) attatched to odd stones and shells. Hydrallmania present but may be drift. NOTE: Substratum % data are converted from the original substratum 1-3 scoring system.
JNCCMNCR10084107 JNCCMNCR10000248 1987 OPRU HRE Christchurch Harbour survey JNCCMNCR10003547 1987-06-14 1987-06-14 D SW of Stanpit (Christchurch Harbour) Point 50.7244715923355 -1.75329302528673 WGS84 144293 Blidingia FALSE FALSE Visual assesment: Scrobicularia plana, Hediste diversicolor and Corophium volutator (abundant). Slipway nearby and boats hauled up, houses and free moorings. Attatched algae included Chrondus crispus, Chaetomorpha sp. (specimen collected) and Ulva lactuca.Main channel on left and not the subchannel. NOTE: Substratum % data are converted from the original substratum 1-3 scoring system.
JNCCMNCR10084207 JNCCMNCR10000248 1987 OPRU HRE Christchurch Harbour survey JNCCMNCR10003563 1987-06-16 1987-06-16 D Entrance Rocks (Christchurch Harbour) Point 50.7219938681242 -1.73078139182484 WGS84 107398 Necora puber FALSE R FALSE Sublittoral stable hard substrate-either bedrock or large boulders of ?ironstone with pitted surface with sand cover at 4.8 bcd. Algal dominated with Plocamium cartilagineum and Polysiphonia nigrescens; animal species included Hydrallmania falcata, Actinothoe sphyrodeta, Vesicularia spinosa, Bugula plumosa and Balanus crenatus. NOTE: Substratum % data are converted from the original substratum 1-3 scoring system.
JNCCMNCR10084175 JNCCMNCR10000248 1987 OPRU HRE Christchurch Harbour survey JNCCMNCR10003560 1987-06-16 1987-06-16 D Mudeford Quay, The Run (Christchurch Harbour) Point 50.7245342249417 -1.74068390491901 WGS84 117386 Obelia dichotoma FALSE C FALSE Infralittoral and circalittoral on vertical quay wall. Metal wall with castellations. Blanket cover of Callithamnion ?tetricum from surface to 1.5m. Remaining 0.5m covered with Obelia ?dichotoma and Mytilus edulis. Mytilus concentrated on outer edges of castellation. Marked halocline at 1.5-2.0m. No other algae present. Carcinus maenus common on the wall. Littorina littorea occasional at the bottom of the wall. NOTE: Substratum % data are converted from the original substratum 1-3 scoring system.