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Cercetarea Spongierilor

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Spongierii ? Cele mai primitive metazoare, fr esuturi

adevrate, unele dintre celulele lor dispunndde un grad ridicat de independen

Sunt xai de substrat

Solitari / coloniali

Au elemente sceletice de naturanorganic / organic

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Spongierii ?

!egn Animalia "iviziunea #arazoa

$ncrengtura Spongia %#orifera&

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'nde ?

$n mri, la toate latitudinile (i la toateadncimile, ma)oritatea speciilorconcentrate totu(i la adncimi mici

'n numr redus de specii dulcicole

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"e ce s*i studiem?

++++ ++++

++++ etc+

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Cum ?

Colectare cu draga Se pot colecta ti)e de stuf sau alte

suporturi pe care sunt xai, nspecial cei de ap dulce

Se pot desprinde de substrat cu uncuit

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$naintea conservrii, spongieriitrebuie splai foarte bine

Se conserv n alcool -. sau formol01 licidul trebuie scimbat de 2*3ori

Se pot pstra (i n stare uscat

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#entru prepararea scheletelor4 Se erb n acid cloridric / idroxid de

sodiu sau de potasiu, apoi se spal cu ap / Se in cteva ore n solu5ie apoas de

ipoclorit de sodiu

Spiculii se iau cu o pipet de pe fundul

vasului1 pictura de ap cu spiculi selas la evaporat pe lama de microscop1se includ n balsam

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$n probe se pot gsi gemule1 duperberea n idroxid de sodiu, setransparentizeaz cu xilol / glicerin1 seinclud n balsam

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6+ Captur video %video*grabbing&

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2+ 7box coring8cu a)utorul unui cilindrucu diametrul de 09 cm

:e Box coreris a marine geologicalsampling tool for soft sedimentsinlaed from aresearc vesselit a ire and suitablefor an> ater dept+ =t is designed for aminimum of disturbance of tesediment surface b> bo ave e@ects

ic is important for uantitativeinvestigations of te bentic micro* tomacrofauna, geocemical processes,sampling of bottom ater orsedimentolog>+

http://en.wikipedia.org/wiki/Sedimenthttp://en.wikipedia.org/wiki/Research_vesselhttp://en.wikipedia.org/wiki/Research_vesselhttp://en.wikipedia.org/wiki/Sediment

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3+ :raling %69 minutes bottom time&

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Bibliograe B'CA, C+, DEFGCA, H+, 6--0, Biologie animal. ndrumtor de lucrri practice,

vol =, Fd+ 'niversitii 8Iucian Blaga8, Sibiu J=!K, H+, S'C=', L+, MKS:KSFSC', L+, 6-NO, Zoologia nevertebratelor. Manual

de lucrri practice. Partea I, Centrul de Lultiplicare al 'niversitii din Bucure(ti J=!K, H+, MKS:KSFSC', L+, 6-NN, Zoologia nevertebratelor , Fd+ "id+ (i #ed+,

Bucure(ti DG"FAM', S+#++ %sub redacia&, 6--0, Determinatorul ilustrat al forei i aunei

Romniei, Hol+ = P Mediul marin, Fd+ Bucura Lond, Bucure(ti DGG"Q=M, C+F+, #=C:GM, B+F+, HAM SGFS:, !+Q+L+, 2966, !"medesmia

#Poriera$ Demospongiae$ Poecilosclerida% rom Iris& and 'cottis& cold()atercoral rees* )it& a description o +ve ne) 'pecies, Rournal of te LarineBiological Association of te 'nited ingdom, page 6 of 6-

!A"', H+, D+, !A"', H+H+, 6-N2,Zoologia nevertebratelor, vol+ =, Fdit+ "id (i #ed+,Bucure(ti ttp4//+afma+gov+au/portfolio*item/traling / ttp4//saveourseas+com/treats/oversing ttp4//drugsandpoisons+tumblr+com/post/69OT---92-90/tet>a*cr>pta

http://www.afma.gov.au/portfolio-item/trawling/http://www.afma.gov.au/portfolio-item/trawling/http://www.afma.gov.au/portfolio-item/trawling/http://www.afma.gov.au/portfolio-item/trawling/