CON TENT S: 
Conditions and needs; of ‘the’ spongzeitisheries== = eee =a nee ee See ee eee 
Previous experiments in) sponge eultiite! 222 2 6 eco pees nein pee ee eee eee eee ee 
Possible lines of experiment: 
Grafting) 2 S618 25228 So eh Oe cece eenee ae aes See ee ea eee pee eee 
Growing from egesia- ao 22) 5p ee eee ee ee ae ee ee eee ee 
Growing from degenerative bodies and dissociated tissues_____-..--_-------_----------- 
Growing: from cuttings: 5-22. Seb eee See doe a ee eee ans oe 
Propagation of sponges from cuttings: 
Heed ‘Sponges. 3-42. us sn be easel nae tee aS a ey oe eee ee 
CRETE SS ee a a ee 
ACPA CHMENtS? Wa Soe ee Def as lee cape Bee rere ie ree ere ie ee 
LAE Ka nisl dee GE Sa 2 ee Se eee ry ele cider oa = a een ase ie Serna 
Ratevolerowth--) 2a -s 2-24-22 anees ase sae ee Se oes See Rae ean 
Mortalitye 2 Meco he 5a eee ee eee Se eean he an bees Seas ee 
ts] steholopeeh a (a ire [ bt 1 cy yer e Aiea Re Lem pele Ure pienso Se eee sy IS ee ee ee 
Harvesting... 2252642323 sone eee at ooo ee anee a aoe ee ant See eso Rane Soe eee 
ransportation.and acclimatization = =o 2=- =a eee ee ee ee ee re oe 
Economic application of the method: 
Hssential considerations: 222. = 222. sss-ssns2esese 2 eae ee = Seats aaa eee 
PinancialiaspectS. 2 5c ce bee oe Be Jee Bee et ee ae ee ee 
546 
