1

The effects of implementing technical

conservation measures on small fisheries dependent

economies

Dominique RommelPharos Fisheries Consultants

Ltd

Pharos Fisheries Consultants Ltd2EAFE Salerno 2001

OutlineObjectiveMethod and its limitationsBase information on industryShort term: less discards + less landingsSurvival of escaped fishMedium term: landings of bigger fishConclusions

Pharos Fisheries Consultants Ltd3EAFE Salerno 2001

ObjectiveDevelop a method to Assess and quantify the effects of technical conservation measuresOn catching and processing sectors

over several yearsImmediate negative effectMedium term positive effect

With aid of a case study

Pharos Fisheries Consultants Ltd4EAFE Salerno 2001

Square mesh panel in cod-end

Pharos Fisheries Consultants Ltd5EAFE Salerno 2001

Method and Limitations1 scenario:

Square mesh panel in diamond cod-end 90/90 mm

1 case: ShetlandEconomic and financial base dataEstimate of escapees and of lossesEstimate of survival and growth of escapeesEstimate of future landings and profits

Pharos Fisheries Consultants Ltd6EAFE Salerno 2001

Base dataDemersal Fleet

44 vesselsDiscard of juveniles 40 %Small fish 50 %Accounts: Sample

Processors3 factoriesUnprofitableSmall haddock 51 %

Pharos Fisheries Consultants Ltd7EAFE Salerno 2001

Short term effectCatches: minus 40 % discards (7,000 t)Landings: minus grade 4 (3,000 t)Results boats: loss of up to £ 95,000

Variation between boats ~ catch composition

Pharos Fisheries Consultants Ltd8EAFE Salerno 2001

Survival of escaped fish.

year

no. o

f fi

sh

leng

th (

cm)

Wei

ght

(g)

grad

e

natu

ral

mor

tali

ty

fish

ing

m

orta

lity

wei

ght

caug

ht (

kg)

Val

ue (

£)

1 8,648,941 31.5 270 4 864,894 864,894 233,500 91,065

2 6,919,153 35.4 375 3 691,915 1,383,831 519,530 285,742

3 4,843,407 38.6 479 3 484,341 968,681 464,160 255,288

4 3,390,385 41.2 576 3 339,039 678,077 391,009 215,055

5 2,373,270 43.3 665 2 237,327 949,308 631,609 492,655

6 1,186,635 45.1 744 2 118,663 474,654 353,221 275,512

.

Pharos Fisheries Consultants Ltd9EAFE Salerno 2001

Medium term landingsSubsequent landings increasePositive balance year 4ex haddock discards caught ex grade 4 caught total gain turnover difference

year x 1,000 £ x 1,000 £ x 1,000 £ post TCM 19970 10,300 -

1 (TCM) - 91 91 8,988 1,312- 2 296 377 673 9,570 730- 3 902 632 1,534 10,431 131 4 1,782 847 2,629 11,526 1,226 5 2,536 1,340 3,876 12,773 2,473 6 4,284 1,616 5,900 14,797 4,497

Pharos Fisheries Consultants Ltd10EAFE Salerno 2001

ConclusionsFleet: short term losses importantFleet: medium term break even 4 yearsProcessors: immediate effect catastrophicAccuracy of input variables to be improved