Perfectly normal. The more flocculant a yeast is, the more you'll get that clumping effect (that's actually what flocculation is - the act of the yeast clumping). That strain is Fullers' yeast, which is one of the most flocculant strains out there. Pitch it!
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Secondary: Sour Red, Saison Tarté Noire, Flemish Red A/B, Flemish Oud Pale, Sour Experiment A/B/C/D
Kegged: Summer Spiced Saison, Rakau Pale Ale, Saison d' Tablé, International IPA, Belgian Witbier
Bottled: OaksterDAMN Barleywine, Saison Noire, Royale with Cheese, Awkward Encounter Wild Ale