Big Al What type He/She

[Cowboy]

hello all Just wondering what type and if possible Male or Female, Big Al is 6.5 inches Long Approx and any help would be Great thanks

http://i15.photobucket.com/albums/a392/C0WB0YCHRIS/Big%20Al%20Pleco/DSCF5937.jpg
http://i15.photobucket.com/albums/a392/C0WB0YCHRIS/Big%20Al%20Pleco/DSCF5930.jpg
http://i15.photobucket.com/albums/a392/C0WB0YCHRIS/Big%20Al%20Pleco/DSCF5928.jpg
http://i15.photobucket.com/albums/a392/C0WB0YCHRIS/Big%20Al%20Pleco/DSCF5935.jpg

[CanadaPleco]

Looks like a common.

[Cowboy]

Thanks not sure what Big Al was he came with a tank i acquired