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6.3
Arkel, M.A. van & Mulder, M. (1975). A device for quantitative sampling
of benthic organisms in shallow water by means of a flushing technique.
Neth. J. Sea Res. 9, 365-370. ['Counterflush 1 corer, diameter 12.5
cm, pushed into bottom and water pumped into corer washes sediment up
into collecting sieve] R, MC, Mar
Emig, C.C. & Lienhart, R. (1971). Principe de l'aspirateur sous-marin
automatique pour sediments meubles. (Principle of an automatic submarine
suction sampler for loose sediments) (In French). Vie Milieu
(Suppl.) 22, 573-578. [Self-contained suction sampler with the
suction provided by a propeller operated by an electric motor; sediment
sucked into 3 tubes arranged as a tripod and with a total surface
sampling area of 0.1 m 2 ; weight 40 kg] R, M, Mar
Heurteaux, P. & Marazanof, F. (1965). Une methode de prelevement
quantitatif ecologie aquatique. (A method of quantitative sampling
in aquatic ecology) (In French). Annls Limnol. 1, 191-196. [Deep
sided quadrat pushed into substratum to enclose an area of bottom;
only suitable for very shallow water; contents then sucked out with
manually-operated suction pump; used for sampling shallow swamps and
ponds] S, M, FW
Larsen, P.F. (1974). A remotely operated shallow water benthic suction
sampler. Chesapeake Sci. 15, 176-78. [Sampler is a cross between
diver-operated sampler of Brett (1964) and boat-operated sampler of
True et al. (1968); diameter of suction pipe is 12.7 cm] R, MC, Mar
Pickett, G.D. (1973). The impact of mechanical harvesting on the Thames
Estuary cockle fishery. Lab. Leafl. Fish. Lab. Lowestoft (NS) No 29,
22 pp. [Describes hydraulic suction dredge with intake pipe mounted
on sledge] R, MC, Mar
Reys, J.P. & True, R. (1966). Un nouvel appareil de prelevement quantitatif
de substrats meubles. (New apparatus for the quantitative
sampling of loose substrata) (In French). 2nd Int. oceanogr. Congr.,
Moscow, 2, 298-299. [Abstract only: see True et al. (1968)]
R, MC, Mar
True, M.A., Reys, J.P. & Delauze, H. (1968). Progress in sampling the
benthos: the benthic suction sampler. Deep-Sea Res. 15, (2), 239-242.
[Coring tube of 0.1 m 2 area is sucked into bottom when a pump circulates
water through a venturi tube in the corer; sample sucked up into basket
in upper end of corer; sampler lowered on wire and water pump either
on the boat or powered by submerged electric motor with cable to the
boat] R, MC, Mar
6.3. AIR-LIFT SAMPLERS
[Samplers that use air under pressure to lift substratum
and animals from the bottom and into a
collecting net]
Delia Croce, N. & Chiarabini, A. (1971). A suction pipe for sampling midwater
and bottom organisms in the sea. Deep-Sea Res. 18, 851-854.
[Suction pipe connected to funnel that samples an area of 1.7 m 2 ; air
injected into pipe lifts sample into collecting net; lower tube from
air inlet to funnel is 2 m and upper tube from air inlet to net must
be at least 6.5 m; weight 160 kg] R, MC, Mar
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