This allo\t s h o n i v fiov cuf watcv whik wtaiiiing the soil, and avoids
briiigiug i 1 1 ) i i /)jig full to tlw 1)rini u.itli water, as may occur with a
canvas nct. ‘l’lic> bag should uot be too decp or it may fill up with so
niuch soil that it bursts wlicii hsiilctl out of the water. A niaximnni of
a nietcr ckptli oii a largcx dredpv shoiild be adequate. Probably for this
reason drc~lgc. iic>ts arc seldom made 111) as open-ended bags tied up
with R c ~ o t l - t ~ i i t l
ktiot, (Fig. 8 ) . l\’licr(~ this is possible it naturally greatly
helps tliv cm])tying of tlic iwt.
1). Trrr irliTiy
Lottow, a 1 ~ 1
arc. primarily iittc.iiilc4 t o ccitlch fitst-moving anirnals such
as bottom-living fishes, shrimps and prawns.
Iiivcistigations of the bottom by cllrdge or grab oftcw fail to take
,, I I%\$ 1s at’(’ Idativcbl,y l U l p ( l ll(htS tl(%igll(‘(l to
tOM(’(1 OV(’r the
FIG. 10. I3cyc-r’~ ‘‘ ty~it)rnthic closiiig nrt ”. 7‘110 riot wm dosignnd primarily for use on
inutldy hottoms in the S o r w e g i ~ i ~
fiords, liut hits also beeii u s 4 with mine surcem
iu thc olivii sca. 111 this photograph tlw i d with cloning band may be RWII, above
whirh, outsitlc the net., is u flnw lrwtcr. Thr asyininrtry of the hritlle and tho
circular fraiiiewwk inskt1 the net srlf-righting. hit if i t should hit a rock or other
obutrurtion a vvak link to the towing britllu breaks and the net rlo.ses and capsizes,
being broiight> up by the wiro ettaehrd t o t.he back end of the frame. Il’ormal
closiiic: of the net is by inessengar, which also raunes the net t o close and capsize.
(Photo: Per Svrndsen.)
briiigiug i 1 1 ) i i /)jig full to tlw 1)rini u.itli water, as may occur with a
canvas nct. ‘l’lic> bag should uot be too decp or it may fill up with so
niuch soil that it bursts wlicii hsiilctl out of the water. A niaximnni of
a nietcr ckptli oii a largcx dredpv shoiild be adequate. Probably for this
reason drc~lgc. iic>ts arc seldom made 111) as open-ended bags tied up
with R c ~ o t l - t ~ i i t l
ktiot, (Fig. 8 ) . l\’licr(~ this is possible it naturally greatly
helps tliv cm])tying of tlic iwt.
1). Trrr irliTiy
Lottow, a 1 ~ 1
arc. primarily iittc.iiilc4 t o ccitlch fitst-moving anirnals such
as bottom-living fishes, shrimps and prawns.
Iiivcistigations of the bottom by cllrdge or grab oftcw fail to take
,, I I%\$ 1s at’(’ Idativcbl,y l U l p ( l ll(htS tl(%igll(‘(l to
tOM(’(1 OV(’r the
FIG. 10. I3cyc-r’~ ‘‘ ty~it)rnthic closiiig nrt ”. 7‘110 riot wm dosignnd primarily for use on
inutldy hottoms in the S o r w e g i ~ i ~
fiords, liut hits also beeii u s 4 with mine surcem
iu thc olivii sca. 111 this photograph tlw i d with cloning band may be RWII, above
whirh, outsitlc the net., is u flnw lrwtcr. Thr asyininrtry of the hritlle and tho
circular fraiiiewwk inskt1 the net srlf-righting. hit if i t should hit a rock or other
obutrurtion a vvak link to the towing britllu breaks and the net rlo.ses and capsizes,
being broiight> up by the wiro ettaehrd t o t.he back end of the frame. Il’ormal
closiiic: of the net is by inessengar, which also raunes the net t o close and capsize.
(Photo: Per Svrndsen.)