not to mention a home for slimple and shrimpand oysters. even before bp, lnlz was louisiana was losing ground, now it's sped up. we approach donald's favorite fishing spot. after the spill this area was covered by oil. >> all but 15 feet on the bank here. >> 15 feet on the bank? >> at least 15 feet, it killed ought that marsh grass and that's 15 feet that went away. >> reporter: losing 19losing 15 feet of grasslands may not seem a lot, but you get an idea how much vital fish habitat has been lost throughout the gulf. >> all on the bank it killed all the grass. >> reporter: that's not all that worries the dardars, since the bp spill they say they've been catching deformed fish. this is a picture of one. swollen red and missing scales. >> i quit shrimping with them because i wasn't eating it. i wasn't going to put something on the market that i wasn't eating. >> you fell showf you felt somehow you were putting something out on the market that you didn't think would be safe? >> yes, i didn't want to shrimp are anymore. >> federal officials say