. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 236 J W PORTER AND N. M. TARGETT I able IV I 'ariaiion (x± ' " in i>ln>i\ynilu">ii-liKln utilization characteristics for in situ colonies oj Agaricia lamarcki under different c\r MUIIS halichondrmdcs teeFig 3) Experimental treatment ; Units No con tact (Control) Contact with sponge water Contact with injured sponge Contact with uninjured sponge MgO: cm : h ' nE ' m s ± ± ± 1, nEm s ± ± ± l,(cm:) j


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 236 J W PORTER AND N. M. TARGETT I able IV I 'ariaiion (x± ' " in i>ln>i\ynilu">ii-liKln utilization characteristics for in situ colonies oj Agaricia lamarcki under different c\r MUIIS halichondrmdcs teeFig 3) Experimental treatment ; Units No con tact (Control) Contact with sponge water Contact with injured sponge Contact with uninjured sponge MgO: cm : h ' nE ' m s ± ± ± 1, nEm s ± ± ± l,(cm:) jiEm s ± ± * ±* * p net nia\ /igO: cm : h ' ± ± * ± * * pc gross ma\ ^gO: cm • h ' ± ± * ± id 'IS •\\erage r. night »/gO:cm h ± ± (i 29 ± * * P. gross/Re 24 h Ratio (held) ± ± ± * * ' Means sign i In. anth di tiercm from the Control i/' ' 0 OM in marine organisms is known in only a feu cases (Webb ami ("oil. 1983: Sullivan ct a/.. 1983: Morse and Morse. 1984: Target! ct a/.. 1986; Pawlik. 19X6). In the boring sponge Siphonoiliciyon. mucus-borne metabolites kill corals (Sullivan ct a/.. 1983). Our study demonstrates that chemical-biological interactions are important in non-boring sponge species and in over-growth, not just anti-fouling. processes. Several toxic exudates from soft corals appear to be -7 c >< in O £ O 30 r -to NO CONTACT. 400 Irrodiance -30 L I miirr V Net photOSyntheSJS-irradiance cm\cs are graphed I'm .\Karu-iu liiiHiinki colonies In 1) from 20 m depth under dillcrcnl levels of contact unh l'/ii/..n>/i\ lit/In lninitnni/i'\ I he i'iii\es are lilted to a hyperhi lurutuin (see I able l\ Im the com- parisons hetv. i I ..|vnniental ( oiuliliuii I : control, no con- tact with I'liii 01 les). 1 xperinu' Cunditnin 2: ind


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology