The results of listings of "dominant" (D) and "other" (o) species at sampling stations in Waiahole Stream are arranged here in a matrix by sample date (horizontal) and decreasing persistence (vertical) to assess if seasonal or other patterns are evident in the occurrence of the various species observed at each station.

Station 1 -- above mauka lo`i
SPECIES	1999 FEB 10	MAR 09	MAR 18	APR 17	MAY 27	JUL 30	SEP 03	SEP 16	2000 JAN 05	MAR 29
Audouinella pygmaea	D	D			D	D	D	D	D	D
Cloniophora plumosa	o	o	D	D		D	D	D	D
misc. sm. pennate diatoms			o	D	o	o	D	D	o	D
Fragilaria sp.	o	D	o	D	o	o	o	o	o	D
Hydrosere whampoensis	o	o	D	D	D					o
?Hildenbrandia sp.	D	D	o	o	o			o	o
Melosira sp.	o	o		D	o	o	o			D
detritus					o	o	D	o	o
Biddulphia sp.			o	D	o			o		o
Spirogyra sp.									o	D
Rhoicosphenia sp.			o		o				o
Cladophora sp.					o	o
indet. Cyanophyta					o				o	o
Compsopognopsis sp.						o
Terpsinoe sp.										o
Station 2 -- Waiahole Stream opposite mauka lo`i
SPECIES	1999 FEB 10	MAR 09	MAR 18	APR 17	MAY 27	JUL 30	SEP 03	SEP 16	2000 JAN 05	MAR 29
detritus		-	o	D	D	D	D	D	D	D
Hydrosere whampoensis	D	-	D	o	o	D	D	D	o	o
Fragilaria sp.	D	-	D	D	o	o	o	o	o	D
Terpsinoe sp.	o	-	o	o	D	D	o	D	o	o
Melosira sp.	o	-	D	D	o	o	o	o	o	o
misc. sm. pennate diatoms		-	o	o	D	o	o	o	D	o
?Philonotus turneriana (moss)	D	-		o	D		D	o	o
Audouinella sp.		-	o	o	o			o	o	o
indet. Cyanophyta		-			o			o	o	o
Biddulphia sp.		-		o			o	o
Phormidium sp.		-		o			o
Spirogyra sp.		-	D							o
Compsopognopsis cf. leptoclados	o								o
Cymbella sp.		-		o
Rhoicosphenia sp.		-							o
?Hildenbrandia sp.										o