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Table 2 Density (D—no. ind. m−2) of the most abundant taxa in the considered depth levels

From: The effect of depth and sediment type on the spatial distribution of shallow soft-bottom amphipods along the southern Portuguese coast

<10 m

10–25 m

>25 m

Taxa

D

Taxa

D

Taxa

D

Most abundant taxa

 Siphonoecetes (Centraloecetes) dellavallei

11,140

Ampelisca spp.

13,840

Ampelisca spp.

3,980

 Urothoe grimaldii

2,590

Caprella spp.

10,040

Harpinia antennaria

920

 Bathyporeia spp.

2,540

Harpinia antennaria

2,620

Microdeutopus armatus

500

 Siphonoecetes (Centraloecetes) kroyeranus

1,960

Microdeutopus armatus

1,800

Atylus vedlomensis

160

 Urothoe poseidonis

1,500

Photis spp.

1,620

Maera grossimana

160

 Ampelisca spp.

1,460

Urothoe elegans

1,420

Medicorophium annulatum

140

 Medicorophium annulatum

1,300

Leptocheirus pectinatus

1,260

Leucothoe oboa

140

 Urothoe cf. hesperiae

1,110

Urothoe cf. hesperiae

1,240

  

 Atylus vedlomensis

990

Leptocheirus hirsutimanus

980

  

 Perioculodes longimanus

960

Medicorophium annulatum

900

  
  

Lembos websteri

720

  
  

Leucothoe oboa

660

  
  

Urothoe grimaldii

620

  
  

Pariambus typicus

600

  
  

Megamphopus cornutus

600

  
  

Atylus vedlomensis

560

  

Exclusive taxa

 Amphilochus tenuimanus

Caprella rapax

Argissa hamatipes

 Monocorophium ascherusicum

Animoceradocus semiserratus

Isaeidae

 Dexamine spinosa

Lepidepecreum longicornis

 

 Monoculodes subnudus

Metaphoxus pectinatus

 

 Siphonoecetes (Centraloecetes) kroyeranus

Urothoe pulchella

 

 Urothoe poseidonis

Westwoodilla sp.

 
  1. Only taxa accounting for 80% of total density per depth level are shown. Only taxa which occurred in at least two samples from a certain depth level were considered exclusive