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Fish Reports

2001 Report

Table 2.2

Allocation of fish sampling effort among strata in Pool 8 of the Upper Mississippi River during 2001. Table entries are numbers of successfully completed standardized monitoring collections.

Sampling period = 1: June 15–July 31

 

Sampling gear	BWCS	BWCO	SCB	MCBU	MCBW	IMPS	IMPO	TRI	TWZ	TOTAL
Day electrofishing	8		8	4	4	4				28
Fyke net	12					4				16
Large hoop net			4	4			4		1	13
Small hoop net			4	4			4		2	14
Mini fyke net	8		4	4		4			2	22
Night electrofishing			4	4	4				4	16
Seine			8	8					4	20
Trawling									4	4
Tandem fyke net		4					2			6
Tandem mini fyke net		4								4
Subtotal	28	8	32	28	8	12	10	0	17	143

Sampling period = 2: August 1–September 14

 

Sampling gear	BWCS	BWCO	SCB	MCBU	MCBW	IMPS	IMPO	TRI	TWZ	TOTAL
Day electrofishing	8		8	4	4	4				28
Fyke net	12					4				16
Large hoop net			4	4			4		2	14
Small hoop net			4	4			4		2	14
Mini fyke net	8		4	4		4			2	22
Night electrofishing			4	4	4				4	16
Seine			8	8					4	20
Trawling									4	4
Tandem fyke net		4					2			6
Tandem mini fyke net		4								4
Subtotal	28	8	32	28	8	12	10	0	18	144

Sampling period = 3: September 15–October 31

 

Sampling gear	BWCS	BWCO	SCB	MCBU	MCBW	IMPS	IMPO	TRI	TWZ	TOTAL
Day electrofishing	8		8	4	4	4				28
Fyke net	12					4				16
Large hoop net			4	4			4		2	14
Small hoop net			4	4			4		2	14
Mini fyke net	8		4	4		4			2	22
Night electrofishing			4	4	4				4	16
Seine			8	8					4	20
Trawling									4	4
Tandem fyke net		4					2			6
Tandem mini fyke net		4								4
Subtotal	28	8	32	28	8	12	10	0	18	144
Total	84	24	96	84	24	36	30	0	53	431

 

Sampling strata:
BWCS - Backwater, contiguous, shoreline
BWCO - Backwater, contiguous, offshore
SCB - Side channel border
MCBU - Main channel border, unstructured
MCBW - Main channel border, wing dam
IMPS - Impounded, shoreline
IMPO - Impounded, offshore
TRI - Tributary mouth
TWZ - Tailwater

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August 26, 2004

Page Last Modified: April 17, 2018