Table 6.11   Mean (SE) for infauna sampled during 1998 at M54. Identification of spring samples is ongoing.

Taxa

21 Jan 98

6 Aug 98

2 Sep 98

6 Oct 98

Amphipoda sp.

0

0

0.3 (0.3)

0

Amphipoda sp. c

0.2 (0.2)

0

0

0

Corophium lacustre

0

0

3.0 (3.0)

0

Corophium sp.

0

0

0.3 (0.3)

0

Cyathura polita

0

0

0.3 (0.3)

0

Gammarus palustris

6.8 (5.8)

0

2.8 (2.8)

0

Monoculodes sp.

1.0 (0.4)

0

0

0

Bivalvia sp.

0.4 (0.4)

0

0

0

Medusa

0

2.0 (0.3)

0

0

Shrimp zoea

0

0.2 (0.2)

0

0

Cumacean

0

0.2 (0.2)

0

0

Callinectes sapidus

0

0

0.3 (0.3)

0

Diptera sp.

0.2 (0.2)

0

0

0

Hemiptera

0.2 (0.2)

0

0

0

Chirodotea almyra

0.4 (0.4)

0

0

0

Chirodotea caeca

0

0.2 (0.2)

0.3 (0.3)

0

Bowmaniella sp.

0

0.2 (0.2)

0

0

Mysidopsis sp.

0

0.2 (0.2)

0

0

Neomysis americana

0

0.2 (0.2)

0

0.4 (0.4)

Nemertea sp.

0

0

0.3 (0.3)

0

Nudibranch

0

0.2 (0.2)

0

0

Oligochaeta sp.

0.6 (0.4)

0.2 (0.2)

0.3 (0.3)

0.8 (0.4)

Glyceridae sp.

0

0.2 (0.2)

0

0

Maranzellaria viridis

10.2 (4.4)

0

0

0

Mediomastus ambiseta

0

0.6 (0.2)

9.0 (9.0)

12.4 (4.2)

Mediomastus sp.

0.2 (0.2)

0

0.5 (0.5)

3.0 (2.0)

Nereidae sp.

0

0

0

0.2 (0.2)

Nereis falsa

0

0

0.3 (0.3)

0

Parandalia sp.

0

0

0.8 (0.5)

0.2 (0.2)

Pilaridae sp.

0

0.2 (0.2)

0

0

Polydora sp.

0

0.2 (0.2)

0

0

Streblospio benedicti

0

2.6 (0.2)

0

0

Sipunculid sp.

0

0.2 (0.2)

0

0

Barnacle

0

0

0.3 (0.3)

0

Total Infaunal Abundance

28.2 (4.6)

7.6 (0.5)

18.3 (15.6)

17.0 (4.2)