@article{article_293266, title={DEPTH-DEPENDENCY OF THE AGAROPHYTE RED ALGA Gracilaria corticata J. AGARDH FOR AGAR YIELD AND QUALITY DURING ITS GROWING SEASON}, journal={Journal of Aquaculture Engineering and Fisheries Research}, volume={2}, pages={76–84}, year={2016}, DOI={10.3153/JAEFR16010}, author={Abidizadegan, Maryam and Khalesi, Mohammad Kazem and Ajdari, Danial}, keywords={Red algae,Depth dependency,Agar properties,Intertidal}, abstract={<p class="MsoNormal" style="margin-top:6pt;margin-right:0cm;margin-bottom:3pt;margin-left:0cm;text-align:justify;"> <a> </a> <a> <span lang="en-gb" style="font-size:10pt;color:#000000;" xml:lang="en-gb">The
impacts of two depth ranges on the rhodophyte <i>Gracilaria </i> <i>corticata </i>
for agar yield and quality were determined during its growing season (December
to March) at intertidal waters. Average 4-month agar at 2-3 m and 5-6 m were 34 </span> </a> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">± </span> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">0.04%
and 42 </span> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">± </span> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">0.05%, respectively. The lowest
(30 ±2.89%) and highest (51 ±4.16%) agar yields, respectively, were estimated
in December at 2-3 m and in January at 5-6 m. At 2-3 m, the 4-month averages
were not significantly different (P>0.05). <i>G. corticata </i> from a depth of 2-3
m yielded the strongest (30.64 ±1.49 g cm </span> <sup> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">− </span> </sup> <sup> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">2 </span> </sup> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">) agar gel in
December, and the alga sampled at 5-6 m in January revealed the lowest agar
strength (7.94 ±0.38 g cm </span> <sup> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">− </span> </sup> <sup> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">2 </span> </sup> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">). </span> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">
Agar lightness (L) </span> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb"> </span> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">ranged
from lowest ( </span> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">59.6 ±3.85) at 2-3
m in December to greatest (86.8 ±3.11) at 5-6
m in February. Agar yellowish factor (a) was highest (11.6 ±3.21) at 2-3 m in December and lowest (4.8 ±1.64) at 5-6 m in February. Agar reddish factor (b) was highest
(48 ±2.24) in March and lowest (38.8 ±1.30) in December at a depth of 2-3 m. <i>G. corticata </i> growing at relatively deeper intertidal zone yields more
quality agar </span> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb">, and December and late winter are the best times to obtain a more
rigid and enhanced agar gel. </span> <span lang="en-gb" style="font-size:10pt;" xml:lang="en-gb"> </span> </p> <p> </p>}, number={2}, publisher={Özkan ÖZDEN}