Table 1. Summary of station locations and observing laboratories for the
crossover locations in the North and South Pacific

Nominal position		Cruise name/	Lead	Actual position		CO2 parameters	Date of
Longitude	Latitude	WOCE line	institutea	Longitude	Latitude	comparedb	occupation
170� E	66� S	P14S	NOAA	171.03� E	66.02� S	fCO2, DIC	17Jan1996
		S4	LDEO	169.99� E	65.88� S	fCO2, DIC	26Mar1992
178� W	32� S	P6	BNL	177.67� W	32.50� S	DIC	02Jul1992
		P6	BNL	178.00� W	32.50� S	DIC	02Jul1992
		P6	BNL	178.28� W	32.50� S	DIC	02Jul1992
		P6	BNL	178.65� W	32.50� S	DIC	03Jul1992
		CGC90	NOAA	178.00� W	32.51� S	DIC	30Mar1990
		CGC90	NOAA	178.31� W	32.50� S	DIC	28Mar1990
		CGC90	NOAA	178.77� W	32.49� S	DIC	29Mar1990
175� W	32� S	P6	BNL	175.26� W	32.50� S	DIC	30Jun1990
		CGC90	NOAA	175.50� W	32.49� S	DIC	30Mar1990
170� W	67� S	P15S	NOAA	170.00� W	66.99� S	fCO2, DIC	18Jan1996
		S4	LDEO	169.25� W	67.03� S	fCO2, DIC	17Mar1992
170� W	32� S	P15S	NOAA	170.00� W	32.50� S	DIC	18Feb1996
		P6	BNL	173.17� W	32.50� S	DIC	29Jun1992
		P6	BNL	168.0�1 W	32.50� S	DIC	26Jun1992
170� W	17� S	P15S	NOAA	170.00� W	17.50� S	TAlk, pH, DIC	26Feb1996
		P15S	NOAA	170.00� W	16.50� S	TAlk, pH, DIC	27Feb1996
		P21	RSMAS	169.6�7 W	17.50� S	TAlk, pH, DIC	30May1994
		P21	RSMAS	171.00� W	17.50� S	TAlk, pH, DIC	31May1994
170� W	10� S	P15S	NOAA	169.63� W	9.93� S	DIC	01Mar1996
		P15S	NOAA	168.88� W	9.00� S	DIC	02Mar1996
		CGC90	NOAA	170.00� W	10.09� S	DIC	06Apr1990
		CGC9	NOAA	170.25� W	10.09� S	DIC	06Apr1990
170� W	10� S	P15S	NOAA	169.63� W	9.93� S	fCO2, pH, DIC	01Mar1996
		P15S	NOAA	168.88� W	9.00� S	fCO2, pH, DIC	02Mar1996
		EQS92	NOAA	169.99� W	10.01� S	fCO2, pH, DIC	13Apr1992
170� W	10� S	P15S	NOAA	169.63� W	9.93� S	TAlk, DIC	01Mar1996
		P15S	NOAA	168.88� W	9.00� S	TAlk, DIC	02Mar1996
		P15N	IOS	168.90� W	10.03� S	TAlk, DIC	05Nov1994
		P15N	IOS	169.00� W	9.01� S	TAlk, DIC	05Nov1994
170� W	10 S	P15S	NOAA	169.63� W	9.93� S	TAlk, pH, DIC	01Mar1996
		P15S	NOAA	168.88� W	9.00� S	TAlk, pH, DIC	02Mar1996
		P31	UH	170.20� W	9.40� S	TAlk, pH, DIC	12Feb1994
		P31	UH	170.55� W	9.40� S	TAlk, pH, DIC	12Feb1994
170� W	5� S	P15S	NOAA	168.75� W	5.00� S	TAlk, DIC	04Mar1996
		P15N	IOS	168.75� W	5.00� S	TAlk, DIC	03Nov1994
170� W	5� S	P15S	NOAA	168.75� W	5.00� S	DIC	04Mar1996
		CGC90	NOAA	170.02� W	5.01� S	DIC	08APR1990
170� W	5� S	P15S	NOAA	168.75� W	5.00� S	TAlk, fCO2, pH, DIC	04Mar1996
		EQS92	NOAA	169.98� W	5.01� S	TAlk, fCO2, pH, DIC	11Mar1992
170� W	0�	P15S	NOAA	168.75� W	0.00�	TAlk, DIC	06Mar1996
		P15N	IOS	168.75� W	0.02� S	TAlk, DIC	30Oct1994
170� W	0�	P15S	NOAA	168.75� W	0.00�	DIC	06Mar1996
		CGC90	NOAA	170.02� W	0.00�	DIC	09Apr1990
170� W	0�	P15S	NOAA	168.75� W	0.00�	fCO2, pH, DIC	06Mar1996
		EQS92	NOAA	170.13� W	0.03� S	fCO2, pH, DIC	09Mar1992
152� W	53� N	CGC91	NOAA	152.02� W	52.49� N	DIC	02Apr1991
		CGC91	NOAA	152.00� W	53.50� N	DIC	30Mar1991
		CGC91	NOAA	152.00� W	54.6�6 N	DIC	30Mar1991
		P16	WHOI	152.53� W	51.48� N	DIC	09Jun1993
		P16	WHOI	153.08� W	51.78� N	DIC	09Jun1993
		P16	WHOI	153.25� W	53.60� N	DIC	15Jun1993
		P16	WHOI	152.43� W	53.75� N	DIC	16Jun1993
		P16	WHOI	150.85� W	54.05� N	DIC	16Jun1993
150� W	37� S	P16	LDEO	150.50� W	37.49� S	fCO2, DIC	12Aug1991
		P16	LDEO	150.48� W	37.49� S	fCO2, DIC	12Oct1992
150� W	32� S	P6	BNL	149.83� W	32.50� S	DIC	19Jun1992
		P16	LDEO	150.50� W	32.50� S	DIC	19Jun1993
150� W	17� S	P16	WHOI/SIO	150.49� W	16.99� S	TAlk, DIC	01Sep1991
		P21	RSMAS	149.17� W	17.50� S	TAlk, DIC	12May1994
150� W	17� S	P21	RSMAS	150.08� W	17.50� S	TAlk, DIC	21May1994
		P31	UH	149.60� W	17.20� S	TAlk, DIC	26Jan1994
135� W	53� S	P17	LDEO	134.99� W	54.00� S	fCO2, DIC	08Nov1992
		P17	LDEO	135.00� W	52.50� S	fCO2, DIC	14Dec1992
135� W	33� S	P6	BNL	135.34� W	32.50� S	DIC	11Jun1992
		P17	LDEO	135.00� W	33.00� S	DIC	20Nov1992
135� W	17� S	P17	LDEO	133.37 W	17.83 S	DIC	29Jul1991
		P21	RSMAS	134.00� W	16.75� S	DIC	05May1994
135� W	5� S	P17	WHOI/SIO	135.00� W	5.00� S	DIC	06Jul1991
		P17	LDEO	135.00� W	6.00� S	DIC	21Jul1991
135� W	35� N	P17	WHOI	135.00� W	35.58� N	DIC	23May1993
		P17	WHOI	134.96� W	35.00� N	DIC	08Jun1991
135� W	40� N	CGC91	NOAA	135.00� W	40.00� N	DIC	22Feb1991
		P17	WHOI	135.00� W	40.50� N	DIC	28May1993
126� W	67� S	S4	LDEO	125.58� W	67.0�1 S	fCO2, DIC	07Mar1992
		P17	LDEO	126.00� W	65.66� S	fCO2, DIC	25Dec1992
110� W	0�	P18	NOAA	110.33� W	0.34� N	TAlk, fCO2, DIC	14Apr1994
		EQS92	NOAA	110.00� W	0.26� S	TAlk, fCO2, DIC	07Mar1992
110� W	0�	P18	NOAA	110.33� W	0.34� N	TAlk, fCO2, DIC	14Apr1994
		EQF92	NOAA	110.00� W	0.25� S	TAlk, fCO2, DIC	05Nov1992
110� W	5� N	P18	NOAA	110.34� W	5.00� N	TAlk, fCO2, DIC	17Apr1994
		EQS92	NOAA	109.93� W	5.02� N	TAlk, fCO2, DIC	04Mar1992
110� W	5� N	P18	NOAA	110.34� W	5.00� N	TAlk, fCO2, DIC	17Apr1994
		EQF92	NOAA	109.92� W	4.97� N	TAlk, fCO2, DIC	01Nov1992
103� W	67� S	P18	NOAA	103.01� W	67.00� S	fCO2, DIC	27Feb1994
		P18	NOAA	103.00� W	66.50� S	fCO2, DIC	27Feb1994
		S4	LDEO	101.84� W	66.99� S	fCO2, DIC	02Mar1992
		S4	LDEO	105.17� W	66.99� S	fCO2, DIC	03Mar1992
103� W	32� S	P18	NOAA	103.00� W	32.50� S	DIC	19Mar1994
		P6	BNL	103.30� W	32.50� S	DIC	19May1992
		P6	BNL	102.00� W	32.50� S	DIC	19May1992
103� W	17� S	P18	NOAA	103.00� W	17.00� S	TAlk, DIC	02Apr1994
		P18	NOAA	103.00� W	16.50� S	TAlk, DIC	03Apr1994
		P21	RSMAS	103.33� W	16.74� S	TAlk, DIC	20Apr1994
88� W	67� S	S4	LDEO	88.53� W	67.00� S	fCO2, DIC	28Feb1992
		P19	LDEO	88.00� W	67.01� S	fCO2, DIC	16Jan1993
88� W	32� S	P19	LDEO	87.99� W	32.50� S	DIC	13Mar1993
		P6	BNL	86.67� W	32.50� S	DIC	13May1992
		P6	BNL	87.33� W	32.50� S	DIC	13May1992
		P6	BNL	88.67� W	32.50� S	DIC	14May1992
86� W	55� S	P19	LDEO	88.01� W	53.99� S	fCO2, DIC	1Mar1993
		P19	LDEO	87.99� W	54.02� S	fCO2, DIC	10Jan1993
86� W	17� S	P19	LDEO	86.39� W	16.84� S	DIC	21Mar1993
		P21	RSMAS	86.70� W	16.75� S	DIC	4Nov1994
86� W	13� S	P19	LDEO	85.84� W	12.49� S	fCO2, DIC	23Mar1993
		EQF92	NOAA	84.07� W	13.23� S	TAlk, fCO2, DIC	25Nov1992
		EQF92	NOAA	86.80� W	13.43� S	TAlk, fCO2, DIC	25Nov1992
aLead Institutions: BNL=Brookhaven National Laboratory IOS=Institute of Ocean Sciences LDEO=Lamont Doherty Earth Observatory NOAA=National Oceanic and Atmospheric Administration RSMAS=Rosenstiel School of Marine and Atmospheric Science SIO=Scripps Institution of Oceanography WHOI=Woods Hole Oceanographic Institution bParameters compared: DIC=dissolved inorganic carbon fCO2=fugacity of CO2 TAlk=total alkalinity pH